| Team Name | Roster | League Name | Level | G | W | L | Pct | GBL | Rk | RF | RA | Diff | Manager | Ballpark |
| Arizona Diamondbacks | Stats -- Roster | National League | MLB | 162 | 93 | 69 | .574 | 11.0 | 2 | 812 | 667 | +145 | Torey Lovullo | Chase Field |
| Reno Aces | Stats -- Roster | Pacific Coast League | AAA | 149 | 80 | 62 | .563 | -- | 1 | 858 | 782 | +76 | Jerry Narron | Greater Nevada Field |
| Jackson Generals | Stats -- Roster | Southern League | AA | 140 | 71 | 69 | .507 | 20.0 | 3 | 626 | 602 | +24 | J.R. House | The Ballpark at Jackson |
| Visalia Rawhide | Stats -- Roster | California League | A+ | 138 | 69 | 71 | .493 | 4.0 | 3 | 574 | 597 | -23 | Shelley Duncan | Recreation Park |
| Kane County Cougars | Stats -- Roster | Midwest League | A | 141 | 72 | 65 | .526 | 6.5 | 3 | 553 | 518 | +35 | Butch Hobson | Northwestern Medicine Field |
| Hillsboro Hops | Stats -- Roster | Northwest League | A- | 110 | 41 | 35 | .539 | -- | 1 | 404 | 326 | +78 | Shawn Roof | Ron Tonkin Field |
| Arizona Diamondbacks | Stats -- Roster | Arizona League | Rk | 93 | 24 | 32 | .429 | 10.0 | 5 | 252 | 343 | -91 | Javier Colina | Salt River Fields at Talking Stick |
| Dominican Diamondbacks | Stats -- Roster | Dominican Summer League | Rk | 105 | 36 | 35 | .507 | 8.5 | 4 | 329 | 323 | +6 | ||
| Missoula Osprey | Stats -- Roster | Pioneer League | Rk | 107 | 38 | 38 | .500 | -- | 1 | 462 | 517 | -55 | Mike Benjamin | Ogren Park at Allegiance Field |
| Dominican Diamondbacks 2 | Stats -- Roster | Dominican Summer League | Rk | 93 | 24 | 47 | .338 | 26.0 | 8 | 285 | 382 | -97 | ||
| Organizational Totals: | 1071 | 548 | 523 | .512 | 9 | 5155 | 5057 | +98 | ||||||
2017 Organizational Org Roster | Top | PREV NEXT | Major Leaguers | Active Players | 1st Round Draft Picks | Still Active on Roster |
| Player Name | Pos | Team(s) | Ht | Wt | B-T | BornDate | Age | Place | HiLvl | Stat Years | MLB Years | Draft Information | College(s) | Status | Current Org (Level) |
| Andury Acevedo | P | Jackson (AA) Reno (AAA) | 6-4 | 200 | R-R | 1990-08-23 | 26 | Santo Domingo,Dom Rep | AAA | 2007-2017 | - | 2007- UDFA-PIT | Free Agent | (MLB) | |
| Elian Acosta | P | DSL Dbacks 2 (Rk) | 6-1 | 160 | L-L | 2000-01-15 | 17 | Bonao,Dom Rep | RK | 2017-2017 | - | (MLB) | |||
| Enyor Acosta | OF | DSL Diamondbacks (Rk) | 6-2 | 165 | L-R | 1999-01-28 | 18 | San Isidro,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Miguel Aguilar | P | Visalia (A+) | 5-7 | 154 | L-L | 1991-09-26 | 25 | Ciudad Obregon,Mexico | AAA | 2013-2018 | - | Minors | Arizona Diamondbacks (AA) | ||
| Nick Ahmed | SS | Azl Diamondbacks (Rk) Reno (AAA) Arizona (MLB) | 6-2 | 180 | R-R | 1990-03-15 | 27 | East Longmeadow,Massachusetts | MLB | 2009-2018 | 2014-2018 | 2011- 2- 85-ATL | Connecticut | Active | Arizona Diamondbacks (MLB) |
| Mitchell Aker | P | Missoula (Rk) Hillsboro (A-) Kane County (A) Jackson (AA) | 6-2 | 185 | R-R | 1994-06-22 | 23 | Arlington,Virginia | AA | 2013-2018 | - | Col. William and Mary | Free Agent | (MLB) | |
| Sergio Alcantara | SS | Visalia (A+) | 5-10 | 150 | B-R | 1996-07-10 | 20 | Santo Domingo,Dom Rep | AA | 2013-2018 | - | 2012- UDFA-ARI | Active | Detroit Tigers (MLB) | |
| Zach Almond | C | Azl Diamondbacks (Rk) | 6-3 | 185 | R-R | 1996-04-12 | 21 | Richfield,North Carolina | RK | 2015-2018 | - | 2017-35-1042-ARI | UNC Greensboro, Catawba Col | Minors | Arizona Diamondbacks (A-) |
| Abraham Almonte | P | Missoula (Rk) | 5-11 | 195 | L-L | 1993-12-03 | 23 | Danbury,Connecticut | A | 2017-2018 | - | 2017-26- 772-ARI | Thomas Jefferson U. | Minors | Arizona Diamondbacks (A) |
| Jose Almonte | P | Visalia (A+) | 6-2 | 185 | R-R | 1995-09-08 | 21 | Santo Domingo,Dom Rep | A+ | 2013-2017 | - | 2012- UDFA-BOS | DL-7 | Arizona Diamondbacks (A+) | |
| Axel Andueza | C | DSL Dbacks 2 (Rk) | 6-0 | 163 | R-R | 1998-10-27 | 18 | Barquisimeto,Venezuela | RK | 2017-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Bryan Araiza | OF | Hillsboro (A-) | L-R | 1996-04-27 | 21 | Magdalena,Mexico | A- | 2016-2017 | - | Free Agent | (MLB) | ||||
| Juan Araujo | OF | Missoula (Rk) | 6-2 | 195 | R-R | 1998-06-24 | 19 | Santo Domingo,Dom Rep | RK | 2015-2018 | - | 2014- UDFA-ARI | Minors | Arizona Diamondbacks (Rk) | |
| Oswaldo Arcia | LF-RF | Azl Diamondbacks (Rk) Reno (AAA) | 6-0 | 210 | B-R | 1991-05-09 | 26 | Anaco,Venezuela | MLB | 2009-2017 | 2013-2016 | 2007- UDFA-MIN | International | (MLB) | |
| Sergio Armas | P | DSL Dbacks 2 (Rk) | 6-2 | 210 | L-L | 1998-12-16 | 18 | Valle de la Pascua,Venezuela | RK | 2017-2017 | - | (MLB) | |||
| Jose Arocha | OF | DSL Diamondbacks (Rk) | 6-0 | 106 | R-R | 2000-01-24 | 17 | Barquisimeto,Venezuela | RK | 2017-2017 | - | (MLB) | |||
| Mailon Arroyo | 3B | DSL Diamondbacks (Rk) Azl Diamondbacks (Rk) | 6-0 | 200 | B-R | 1998-01-02 | 19 | Salcedo,Dom Rep | RK | 2015-2018 | - | 2014- UDFA-ARI | Minors | Arizona Diamondbacks (Rk) | |
| Willians Astudillo | C | Reno (AAA) | 5-9 | 182 | R-R | 1991-10-14 | 25 | Anzoategui,Venezuela | MLB | 2012-2018 | 2018-2018 | Active | Minnesota Twins (MLB) | ||
| Ryan Atkinson | P | Kane County (A) Visalia (A+) Jackson (AA) | 6-3 | 208 | R-R | 1993-05-10 | 24 | Cincinnati,Ohio | AA | 2012-2018 | - | Cincinnati | Minors | Arizona Diamondbacks (AA) | |
| Trent Autry | P | Azl Diamondbacks (Rk) | 6-2 | 215 | R-R | 1997-08-12 | 19 | Chester,South Carolina | RK | 2017-2018 | - | 2017-17- 502-ARI | Florence-Darlington Technical Col | Minors | Arizona Diamondbacks (Rk) |
| Tyler Badamo | P | Hillsboro (A-) Kane County (A) Visalia (A+) Jackson (AA) Reno (AAA) | 6-2 | 215 | R-R | 1992-08-08 | 24 | Mount Sinai,New York | AAA | 2013-2018 | - | 2014-24- 715-NYN | Dowling Col | Free Agent | (MLB) |
| Jeff Bain | P | Missoula (Rk) | 6-4 | 200 | R-R | 1996-03-03 | 21 | San Marino,California | A+ | 2015-2018 | - | 2017-16- 472-ARI | California, Cal Poly Pomona | Minors | Arizona Diamondbacks (A+) |
| Nick Baker | P | Visalia (A+) Reno (AAA) | 6-2 | 175 | R-R | 1992-08-02 | 24 | La Quinta,California | AAA | 2011-2018 | - | 2014-29- 870-ARI | Chico St | Free Agent | (MLB) |
| Tyler Baker | C | Kane County (A) Visalia (A+) | 5-9 | 165 | L-R | 1993-03-08 | 24 | Topeka,Kansas | A+ | 2012-2018 | - | 2014-15- 450-ARI | Wichita St | Free Agent | - (MLB) |
| Anthony Banda | P | Reno (AAA) Arizona (MLB) | 6-3 | 175 | L-L | 1993-08-10 | 23 | Sinton,Texas | MLB | 2012-2018 | 2017-2018 | 2012-10- 335-MIL | San Jacinto Col | Active | Tampa Bay Rays (MLB) |
| Jake Barrett | P | Visalia (A+) Reno (AAA) Arizona (MLB) | 6-4 | 230 | R-R | 1991-07-22 | 25 | Upland,California | MLB | 2010-2018 | 2016-2018 | 2012- 3- 120-ARI | Arizona St | Active | Arizona Diamondbacks (MLB) |
| Cole Bartlett | P | Missoula (Rk) Azl Diamondbacks (Rk) | 6-1 | 171 | R-R | 1994-12-22 | 22 | Williamsburg,Indiana | A | 2014-2018 | - | 2017-25- 742-ARI | Missouri | Minors | Arizona Diamondbacks (A+) |
| Luis Alejandro Basabe | 2B | Kane County (A) | 5-10 | 160 | B-R | 1996-08-26 | 20 | El Vigia,Venezuela | A+ | 2013-2018 | - | 2012- UDFA-BOS | Minors | Arizona Diamondbacks (A+) | |
| Cal Becker | P | Hillsboro (A-) Kane County (A) | 6-1 | 195 | R-R | 1993-06-09 | 24 | Kentfield,California | A | 2013-2017 | - | Sonoma St, Palm Beach St, Riverside CC | Minors | Arizona Diamondbacks (A) | |
| Jorge Bello | OF | DSL Dbacks 2 (Rk) | 6-0 | 175 | L-L | 1999-12-02 | 17 | Juan Baron,Dom Rep | RK | 2017-2017 | - | (MLB) | |||
| Kirby Bellow | P | Azl Diamondbacks (Rk) Visalia (A+) Jackson (AA) | 6-1 | 190 | L-L | 1991-11-14 | 25 | Nederland,Texas | AAA | 2011-2018 | - | 2015-26- 766-ARI | Texas | Minors | Arizona Diamondbacks (AAA) |
| Anfernee Benitez | P | Hillsboro (A-) Kane County (A) Visalia (A+) Reno (AAA) | 6-1 | 176 | L-L | 1995-07-24 | 21 | Aguadulce,Panama | AAA | 2012-2018 | - | Minors | Los Angeles Angels (A) | ||
| Francis Beriguete | P | DSL Diamondbacks (Rk) | 6-3 | 165 | L-L | 1999-08-11 | 17 | Santo Domingo,Dom Rep | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Gregor Blanco | CF-LF | Visalia (A+) Reno (AAA) Arizona (MLB) | 5-11 | 170 | L-L | 1983-12-12 | 33 | Caracas,Venezuela | MLB | 2002-2018 | 2008-2018 | 2000- UDFA-ATL | Active | San Francisco Giants (MLB) | |
| Emilio Bonifacio | 2B | Jackson (AA) Reno (AAA) | 5-10 | 160 | R-R | 1985-04-23 | 32 | Santo Domingo,Dom Rep | MLB | 2003-2018 | 2007-2017 | 2001- UDFA-ARI | Minors | Milwaukee Brewers (AAA) | |
| Zach Borenstein | OF | Reno (AAA) | 6-0 | 225 | L-R | 1990-07-23 | 26 | Buffalo Grove,Illinois | AAA | 2009-2018 | - | 2011-23- 705-ANA | Eastern Illinois U. | Minors | New York Mets (AAA) |
| Didimo Bracho | 2B | Missoula (Rk) Azl Diamondbacks (Rk) | 5-11 | 170 | R-R | 1996-09-02 | 20 | Maracaibo,Venezuela | A | 2014-2017 | - | Free Agent | (MLB) | ||
| Silvino Bracho | P | Reno (AAA) Arizona (MLB) | 5-11 | 179 | R-R | 1992-07-17 | 24 | Maracaibo,Venezuela | MLB | 2012-2018 | 2015-2018 | 2011- UDFA-ARI | Active | Arizona Diamondbacks (MLB) | |
| Archie Bradley | P | Arizona (MLB) Arizona Diamondbacks (MLB) | 6-4 | 225 | R-R | 1992-08-10 | 24 | Broken Arrow,Oklahoma | MLB | 2011-2018 | 2015-2018 | 2011- 1- 7-ARI | Active | Arizona Diamondbacks (MLB) | |
| J.R. Bradley | P | Visalia (A+) Jackson (AA) Reno (AAA) | 6-4 | 185 | R-R | 1992-06-09 | 25 | South Charleston,West Virginia | AAA | 2010-2017 | - | 2010- 2- 56-ARI | Free Agent | (MLB) | |
| Argenis Bravo | P | DSL Diamondbacks (Rk) | 5-10 | 160 | L-L | 2000-01-07 | 17 | - | RK | 2017-2018 | - | (MLB) | |||
| Colin Bray | OF | Azl Diamondbacks (Rk) Visalia (A+) | 6-4 | 190 | R-L | 1993-06-18 | 24 | Vancleave,Mississippi | A+ | 2012-2017 | - | 2013- 6- 180-ARI | South Alabama, Coastal Alabama CC | Minors | Arizona Diamondbacks (AA) |
| Matt Brill | P | Hillsboro (A-) | 6-2 | 190 | R-R | 1994-10-25 | 22 | Coal Valley,Illinois | A+ | 2014-2018 | - | 2017-12- 352-ARI | Appalachian St | Minors | Arizona Diamondbacks (A+) |
| Socrates Brito | OF | Reno (AAA) | 6-2 | 197 | L-L | 1992-09-06 | 24 | Azua,Dom Rep | MLB | 2010-2018 | 2015-2018 | 2010- UDFA-ARI | Active | Arizona Diamondbacks (MLB) | |
| Jake Buchanan | P | Reno (AAA) | 6-1 | 221 | R-R | 1989-09-24 | 27 | Gastonia,North Carolina | MLB | 2008-2018 | 2014-2017 | 2010- 8- 243-HOU | North Carolina St | Minors | Arizona Diamondbacks (AAA) |
| Jonathan Bueno | SS | DSL Dbacks 2 (Rk) | 6-1 | 168 | R-R | 1998-10-04 | 18 | Tucacas,Venezuela | RK | 2016-2017 | - | (MLB) | |||
| Enrique Burgos | P | Reno (AAA) | 6-4 | 200 | R-R | 1990-11-23 | 26 | Panama City,Panama | MLB | 2009-2017 | 2015-2016 | 2007- UDFA-ARI | Free Agent | (MLB) | |
| Ryan Burr | P | Kane County (A) Visalia (A+) | 6-4 | 210 | R-R | 1994-05-28 | 23 | Highlands Ranch,Colorado | MLB | 2013-2018 | 2018-2018 | 2015- 5- 136-ARI | Arizona St | Active | Chicago White Sox (MLB) |
| Carlos Bustamante | P | Azl Diamondbacks (Rk) Missoula (Rk) Kane County (A) | 6-0 | 190 | R-R | 1994-09-22 | 22 | Sonora,Mexico | AAA | 2013-2018 | - | Minors | Arizona Diamondbacks (A+) | ||
| Austin Byler | 3B-1B | Visalia (A+) | 6-3 | 210 | L-R | 1992-10-15 | 24 | Peoria,Arizona | A+ | 2012-2018 | - | 2015-11- 316-ARI | Nevada | Free Agent | (MLB) |
| Jose Caballero | SS | Missoula (Rk) | 5-11 | 175 | B-R | 1996-08-30 | 20 | Panama City,Panama | A | 2016-2018 | - | 2017- 7- 202-ARI | Chipola Col | Minors | Arizona Diamondbacks (A) |
| Richard Caraballo | OF | DSL Diamondbacks (Rk) | 6-1 | 175 | R-R | 2000-04-16 | 17 | Maturin,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Antonio Cardenas | P | DSL Dbacks 2 (Rk) | 6-2 | 165 | R-R | 1999-12-24 | 17 | Cartagena,Colombia | RK | 2017-2018 | - | (MLB) | |||
| David Carpenter | P | Jackson (AA) Reno (AAA) | 6-2 | 200 | R-R | 1985-07-15 | 31 | Morgantown,West Virginia | MLB | 2004-2017 | 2011-2015 | 2006-12- 376-SLN | West Virginia U. | Free Agent | (MLB) |
| Henry Castillo | 2B | Visalia (A+) | 6-0 | 180 | B-R | 1994-12-08 | 22 | Santo Domingo,Dom Rep | A+ | 2013-2018 | - | 2013- UDFA-ARI | Free Agent | (MLB) | |
| Luis Castillo | P | Hillsboro (A-) | 6-2 | 180 | R-R | 1995-03-10 | 22 | Fantino,Dom Rep | A | 2012-2018 | - | Minors | Arizona Diamondbacks (A) | ||
| Jesus Ceballos | P | DSL Dbacks 2 (Rk) DSL Diamondbacks (Rk) | 5-11 | 162 | R-R | 1997-01-09 | 20 | Santo Domingo,Dom Rep | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Andrew Chafin | P | Arizona (MLB) Arizona Diamondbacks (MLB) | 6-2 | 190 | L-L | 1990-06-17 | 27 | Wakeman,Ohio | MLB | 2009-2018 | 2014-2018 | 2011- 1- 43-ARI | Kent St | Active | Arizona Diamondbacks (MLB) |
| Jazz Chisholm | SS | Kane County (A) | 5-11 | 165 | L-R | 1998-02-01 | 19 | Nassau,Bahamas | A+ | 2016-2018 | - | 2015- UDFA-ARI | Minors | Arizona Diamondbacks (A+) | |
| Francis Christy | C | Azl Diamondbacks (Rk) Kane County (A) Visalia (A+) | 6-2 | 220 | L-R | 1995-09-01 | 21 | Petaluma,California | A+ | 2014-2017 | - | 2015- 7- 196-ARI | Palomar Col | Minors | Arizona Diamondbacks (A) |
| Jancarlos Cintron | 2B | Azl Diamondbacks (Rk) | 5-8 | 170 | R-R | 1994-12-01 | 22 | Bayamon,Puerto Rico | A | 2014-2018 | - | 2017-24- 712-ARI | Nova Southeastern U., Palm Beach St | Minors | Arizona Diamondbacks (A) |
| Cody Clark | P | Hillsboro (A-) Kane County (A) Visalia (A+) | 6-2 | 215 | R-R | 1993-07-22 | 23 | Las Vegas,Nevada | A+ | 2012-2018 | - | Hawaii, Dixie St Utah, Col. So.Nevada | Free Agent | (MLB) | |
| Taylor Clarke | P | Jackson (AA) Reno (AAA) | 6-4 | 195 | R-R | 1993-05-13 | 24 | Centerville,Virginia | AAA | 2012-2018 | - | 2015- 3- 76-ARI | Towson U., Col. Charleston | Minors | Arizona Diamondbacks (AAA) |
| Louis Coleman | P | Reno (AAA) | 6-3 | 190 | B-R | 1986-04-04 | 31 | Schlater,Mississippi | MLB | 2006-2018 | 2011-2018 | 2009- 5- 152-KCA | Louisiana St | Active | Detroit Tigers (MLB) |
| Dominique Collie | OF | DSL Dbacks 2 (Rk) | 6-0 | 160 | L-L | 1999-10-29 | 17 | Litiha Springs,Georgia | RK | 2017-2018 | - | (MLB) | |||
| Hank Conger | C | Reno (AAA) | 6-0 | 205 | B-R | 1988-01-29 | 29 | Federal Way,Washington | MLB | 2006-2017 | 2010-2016 | 2006- 1- 25-ANA | Free Agent | (MLB) | |
| Terence Connelly | IF | Azl Diamondbacks (Rk) Missoula (Rk) | 6-1 | 190 | L-R | 1994-03-07 | 23 | Brooklyn,New York | A | 2013-2018 | - | 2017-40-1192-ARI | UNC Wilmington | Minors | Arizona Diamondbacks (A) |
| Christian Contreras | P | DSL Dbacks 2 (Rk) | 6-3 | 195 | L-L | 1998-11-17 | 18 | Bani,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Patrick Corbin | P | Arizona (MLB) | 6-3 | 165 | L-L | 1989-07-19 | 27 | Clay,New York | MLB | 2009-2018 | 2012-2018 | 2009- 2- 80-ANA | Chipola Col | Active | Arizona Diamondbacks (MLB) |
| Andres Cordero | 1B | DSL Dbacks 2 (Rk) | 6-0 | 165 | L-R | 2000-05-18 | 17 | Barquisimeto,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Luis Cossio | DH | DSL Diamondbacks (Rk) | 6-1 | 185 | L-R | 1996-12-12 | 20 | Ensenada,Mexico | RK | 2017-2018 | - | Free Agent | - (MLB) | ||
| Galli Cribbs | IF | Visalia (A+) Jackson (AA) | 6-1 | 190 | L-R | 1992-10-08 | 24 | Katy,Texas | AA | 2014-2018 | - | Bellevue U., Clarendon Col, San Jacinto Col | Minors | Arizona Diamondbacks (AA) | |
| Kevin Cron | 1B | Jackson (AA) | 6-5 | 245 | R-R | 1993-02-17 | 24 | Phoenix,Arizona | AAA | 2012-2018 | - | 2014-14- 420-ARI | Texas Christian U. | Minors | Arizona Diamondbacks (AAA) |
| Wilfry Cruz | P | Azl Diamondbacks (Rk) Missoula (Rk) | 6-2 | 160 | R-R | 1997-10-22 | 19 | Bani,Dom Rep | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Felix Cuevas | P | DSL Diamondbacks (Rk) | 5-11 | 170 | R-R | 1997-03-27 | 20 | Villa Altagracia,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Jose Curpa | 2B | DSL Diamondbacks (Rk) DSL Dbacks 2 (Rk) | 5-9 | 160 | R-R | 2000-03-09 | 17 | Puerto La Cruz,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Raibel Custodio | P | DSL Diamondbacks (Rk) | 6-3 | 185 | R-R | 1999-09-08 | 17 | Guayabal,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Erik Davis | P | Reno (AAA) | 6-4 | 200 | R-R | 1986-10-08 | 30 | San Jose,California | MLB | 2005-2018 | 2013-2013 | 2008-13- 405-SDN | Stanford U. | Minors | Milwaukee Brewers (AAA) |
| Henler De Jesus | P | DSL Diamondbacks (Rk) | 6-4 | 170 | L-L | 1998-06-15 | 19 | Payita,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Joan De Jesus | P | DSL Diamondbacks (Rk) | 6-1 | 175 | L-L | 1995-12-22 | 21 | Bajos de Haina,Dom Rep | RK | 2017-2017 | - | (MLB) | |||
| Daniel De La Cruz | P | DSL Dbacks 2 (Rk) | 6-2 | 185 | R-R | 1998-04-29 | 19 | San Francisco de Macoris,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Ezequiel De La Cruz | P | DSL Dbacks 2 (Rk) | 6-2 | 180 | L-L | 1999-01-21 | 18 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Paxton De La Garza | SS | Hillsboro (A-) Kane County (A) | 6-0 | 200 | R-R | 1993-12-17 | 23 | Lubbock,Texas | A | 2013-2017 | - | 2016-33- 989-ARI | Angelo St, Weatherford Col | Minors | Arizona Diamondbacks (A) |
| Jorge De La Rosa | P | Arizona (MLB) Arizona Diamondbacks (MLB) Arizona (MLB) | 6-1 | 190 | L-L | 1981-04-05 | 36 | Monterrey,Mexico | MLB | 1999-2018 | 2004-2018 | 1998- UDFA-ARI | Active | Chicago Cubs (MLB) | |
| Rubby De La Rosa | P | Azl Diamondbacks (Rk) Visalia (A+) Reno (AAA) Arizona (MLB) | 6-1 | 170 | R-R | 1989-03-04 | 28 | Santo Domingo,Dom Rep | MLB | 2009-2017 | 2011-2017 | 2007- UDFA-LAN | Minors | Arizona Diamondbacks (AA) | |
| Ernie De La Trinidad | OF | Missoula (Rk) | 5-9 | 155 | L-L | 1996-01-03 | 21 | Phoenix,Arizona | A+ | 2017-2018 | - | 2017-19- 562-ARI | Arizona, UNLV | Minors | Minnesota Twins (A+) |
| Yonal De Leon | P | DSL Dbacks 2 (Rk) | 6-2 | 186 | R-R | 1997-08-06 | 19 | Azua,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Damian Defrank | P | Missoula (Rk) Azl Diamondbacks (Rk) | 6-3 | 200 | R-R | 1995-02-01 | 22 | San Juan De La Maguana,Dom Rep | RK | 2012-2017 | - | Free Agent | (MLB) | ||
| Randall Delgado | P | Arizona (MLB) | 6-3 | 165 | R-R | 1990-02-09 | 27 | Las Tablas,Panama | MLB | 2008-2018 | 2011-2018 | 2006- UDFA-ATL | Active | Arizona Diamondbacks (MLB) | |
| Ben Deluzio | SS | Kane County (A) Visalia (A+) | 6-2 | 185 | R-R | 1994-08-09 | 22 | Windermere,Florida | AA | 2014-2018 | - | 2013- 3- 80-MIA | Florida St | Minors | Arizona Diamondbacks (AA) |
| Travis Denker | 1B-2B | Jackson (AA) | 5-11 | 190 | R-R | 1985-08-05 | 31 | Fountain Valley,California | MLB | 2003-2017 | 2008-2008 | 2003-21- 631-LAN | Free Agent | (MLB) | |
| Daniel Descalso | SS-2B | Arizona (MLB) | 5-10 | 190 | L-R | 1986-10-19 | 30 | San Carlos,California | MLB | 2005-2018 | 2010-2018 | 2007- 3- 112-SLN | California-Davis | Active | Arizona Diamondbacks (MLB) |
| Dalgeli Diaz | OF | DSL Dbacks 2 (Rk) | 6-3 | 190 | L-L | 2000-02-03 | 17 | La Vega,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Eduardo Diaz | OF | Missoula (Rk) | 6-2 | 175 | R-R | 1997-07-19 | 19 | Valle de la Pascua,Venezuela | A | 2016-2018 | - | DL-7 | Arizona Diamondbacks (A) | ||
| Miller Diaz | P | Jackson (AA) | 6-1 | 209 | R-R | 1992-06-22 | 25 | Caracas,Venezuela | AA | 2010-2017 | - | Free Agent | (MLB) | ||
| Ryan Dobson | IF | Azl Diamondbacks (Rk) Hillsboro (A-) | 5-11 | 150 | R-R | 1995-05-02 | 22 | Culver City,California | A | 2014-2018 | - | 2017-30- 892-ARI | Fresno St | Minors | Arizona Diamondbacks (A) |
| Justin Donatella | P | Visalia (A+) | 6-6 | 225 | R-R | 1994-09-16 | 22 | Panorama City,California | AA | 2013-2018 | - | 2015-15- 436-ARI | California-San Diego | Minors | Arizona Diamondbacks (AA) |
| Dawry Done | P | DSL Dbacks 2 (Rk) | 6-3 | 175 | R-R | 1998-03-17 | 19 | Santo Domingo,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Brandon Drury | 3B | Arizona (MLB) | 6-2 | 190 | R-R | 1992-08-21 | 24 | Grants Pass,Oregon | MLB | 2010-2018 | 2015-2018 | 2010-13- 404-ATL | DL-60 | Toronto Blue Jays (MLB) | |
| Kelly Dugan | OF | Azl Diamondbacks (Rk) Jackson (AA) | 6-3 | 195 | B-R | 1990-09-18 | 26 | Encino,California | AAA | 2009-2017 | - | 2009- 2- 75-PHI | Minors | Arizona Diamondbacks (AA) | |
| Frank Duncan | P | Jackson (AA) Reno (AAA) | 6-4 | 200 | R-R | 1992-01-30 | 25 | San Diego,California | AAA | 2011-2018 | - | 2014-13- 401-PIT | Kansas | Minors | Colorado Rockies (AA) |
| Jon Duplantier | P | Kane County (A) Visalia (A+) | 6-4 | 210 | L-R | 1994-07-11 | 22 | Newark,Delaware | AA | 2014-2018 | - | 2016- 3- 89-ARI | Rice U. | Minors | Arizona Diamondbacks (Rk) |
| Jhoan Duran | P | Azl Diamondbacks (Rk) Hillsboro (A-) | 6-5 | 175 | R-R | 1998-01-08 | 19 | Esperanza,Dom Rep | A | 2015-2018 | - | 2014- UDFA-ARI | Minors | Minnesota Twins (Rk) | |
| Williams Durruthy | P | Missoula (Rk) | 6-4 | 210 | R-R | 1994-10-11 | 22 | Hialeah,Florida | RK | 2014-2017 | - | 2016-31- 929-ARI | Florida International U. | Free Agent | (MLB) |
| Camden Duzenack | IF | Hillsboro (A-) | 5-8 | 155 | R-R | 1995-03-08 | 22 | Melissa,Texas | A+ | 2014-2018 | - | 2017- 9- 262-ARI | Dallas Baptist U. | Minors | Arizona Diamondbacks (A+) |
| Drew Ellis | 3B | Hillsboro (A-) | 6-2 | 192 | R-R | 1995-12-01 | 21 | Louisville,Kentucky | A+ | 2016-2018 | - | 2017- 2- 44-ARI | Louisville | Minors | Arizona Diamondbacks (A+) |
| Billy Endris | OF | Hillsboro (A-) Kane County (A) | 6-1 | 155 | L-L | 1993-10-18 | 23 | Tampa,Florida | A | 2013-2017 | - | 2016-35-1049-ARI | Florida Atl U. | Free Agent | (MLB) |
| Tommy Eveld | P | Kane County (A) Visalia (A+) | 6-5 | 194 | R-R | 1993-12-30 | 23 | Coral Springs,Florida | AA | 2015-2018 | - | 2016- 9- 269-ARI | South Florida | Minors | Miami Marlins (AA) |
| Randy Federico | 1B | DSL Diamondbacks (Rk) | 6-3 | 210 | R-R | 1998-04-28 | 19 | Santo Domingo,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Kaleb Fleck | P | Reno (AAA) | 6-2 | 190 | R-R | 1989-01-24 | 28 | Claysburg,Pennsylvania | AAA | 2008-2018 | - | Pittsburgh-Johnstown | Free Agent | - (MLB) | |
| Jorge Flores | SS | Visalia (A+) | 5-5 | 165 | R-R | 1991-11-25 | 25 | Chandler,Arizona | AAA | 2011-2017 | - | 2012-19- 595-TOR | Central Arizona Col | Free Agent | (MLB) |
| Raymel Flores | SS | Azl Diamondbacks (Rk) Kane County (A) Visalia (A+) Jackson (AA) | 5-9 | 155 | B-R | 1994-09-22 | 22 | San Pedro de Mac,Dom Rep | AAA | 2012-2018 | - | Free Agent | - (MLB) | ||
| Rudy Flores | 1B | Jackson (AA) Reno (AAA) | 6-3 | 200 | L-R | 1990-12-12 | 26 | Corpus Christi,Texas | AAA | 2010-2018 | - | 2012-21- 663-ARI | Florida International U. | Minors | Arizona Diamondbacks (AA) |
| Harrison Francis | P | Azl Diamondbacks (Rk) | 6-2 | 195 | R-R | 1998-10-26 | 18 | Tallahassee,Florida | A- | 2017-2018 | - | 2017- 4- 112-ARI | Minors | Arizona Diamondbacks (A-) | |
| Angel Franco | 2B-3B | Jackson (AA) Reno (AAA) | 5-10 | 145 | B-R | 1990-05-23 | 27 | Bani,Dom Rep | AAA | 2008-2017 | - | Free Agent | (MLB) | ||
| Ronnie Freeman | C | Reno (AAA) | 6-1 | 190 | R-R | 1991-01-08 | 26 | Atlanta,Georgia | AAA | 2010-2018 | - | 2012- 5- 183-ARI | Kennesaw St | Minors | San Francisco Giants (AAA) |
| Vladimir Frias | SS-3B | Jackson (AA) Reno (AAA) | 6-2 | 170 | B-R | 1986-09-06 | 30 | Los Alcanzzas,Dom Rep | AAA | 2008-2018 | - | 2008-30- 897-SFN | Free Agent | (MLB) | |
| Liu Fuenmayor | P | DSL Diamondbacks (Rk) | 5-11 | 170 | L-L | 1999-02-02 | 18 | - | RK | 2017-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Reymond Fuentes | OF | Azl Diamondbacks (Rk) Reno (AAA) Arizona (MLB) | 6-0 | 160 | L-L | 1991-02-12 | 26 | Manati,Puerto Rico | MLB | 2009-2018 | 2013-2017 | 2009- 1- 28-BOS | Minors | Arizona Diamondbacks (AAA) | |
| Cameron Gann | P | Visalia (A+) | 6-1 | 180 | R-R | 1992-10-08 | 24 | Crandall,Texas | AAA | 2012-2017 | - | 2015-27- 796-ARI | Stephen F. Austin U. | Minors | Arizona Diamondbacks (A+) |
| Andy Garcia | C | DSL Diamondbacks (Rk) | 6-0 | 179 | R-R | 1999-05-27 | 18 | Cartagena,Colombia | RK | 2016-2018 | - | (MLB) | |||
| Junior Garcia | P | Hillsboro (A-) Kane County (A) | 6-1 | 180 | L-L | 1995-10-01 | 21 | Jimo Abajo,Dom Rep | A+ | 2013-2018 | - | Minors | Arizona Diamondbacks (A+) | ||
| Daniel Gibson | P | Jackson (AA) Reno (AAA) | 6-2 | 219 | R-L | 1991-10-16 | 25 | Tampa,Florida | AAA | 2011-2018 | - | 2013- 7- 210-ARI | Florida | Minors | Arizona Diamondbacks (AAA) |
| Juan Gil | 2B | DSL Dbacks 2 (Rk) | 5-10 | 155 | B-R | 1999-12-31 | 17 | Maracaibo,Venezuela | RK | 2017-2017 | - | (MLB) | |||
| Kevin Ginkel | P | Hillsboro (A-) Kane County (A) | 6-4 | 210 | R-R | 1994-03-24 | 23 | Lakeside,California | AA | 2016-2018 | - | 2016-22- 659-ARI | Southwestern Col, Arizona | Minors | Arizona Diamondbacks (AA) |
| Zack Godley | P | Reno (AAA) Arizona (MLB) | 6-3 | 245 | R-R | 1990-04-21 | 27 | Bamberg,South Carolina | MLB | 2010-2018 | 2015-2018 | 2013-10- 288-CHN | Spartanburg Methodist Col, Tennessee | Active | Arizona Diamondbacks (MLB) |
| Paul Goldschmidt | 1B | Arizona (MLB) | 6-4 | 220 | R-R | 1987-09-10 | 29 | Wilmington,Delaware | MLB | 2007-2018 | 2011-2018 | 2009- 8- 246-ARI | Texas St | Active | Arizona Diamondbacks (MLB) |
| Jose Gomez | P | DSL Dbacks 2 (Rk) | 6-3 | 175 | R-R | 1996-09-23 | 20 | Distrito Girardot,Venezuela | RK | 2016-2018 | - | (MLB) | |||
| Erbert Gonzalez | P | Hillsboro (A-) Kane County (A) | 5-10 | 170 | R-R | 1995-10-21 | 21 | Miranda,Venezuela | A+ | 2014-2018 | - | Minors | Arizona Diamondbacks (A+) | ||
| Gabe Gonzalez | P | Missoula (Rk) Azl Diamondbacks (Rk) | 6-4 | 200 | R-R | 1996-08-16 | 20 | Las Vegas,Nevada | RK | 2015-2017 | - | 2016-27- 809-ARI | Col. So.Nevada | Free Agent | (MLB) |
| Luis Gonzalez | 3B | DSL Dbacks 2 (Rk) | 6-1 | 166 | L-R | 1998-12-27 | 18 | Santo Domingo,Dom Rep | RK | 2017-2017 | - | (MLB) | |||
| Will Gorman | OF | Missoula (Rk) Azl Diamondbacks (Rk) | 6-4 | 210 | L-R | 1994-11-08 | 22 | Nassau,New York | A | 2016-2018 | - | 2017-32- 952-ARI | Rochester Institute Technology | Minors | Arizona Diamondbacks (Rk) |
| Zack Greinke | P | Arizona Diamondbacks (MLB) Arizona (MLB) | 6-2 | 190 | R-R | 1983-10-21 | 33 | Orlando,Florida | MLB | 2002-2018 | 2004-2018 | 2002- 1- 6-KCA | Active | Arizona Diamondbacks (MLB) | |
| Connor Grey | P | Hillsboro (A-) Kane County (A) Visalia (A+) Reno (AAA) | 6-0 | 170 | R-R | 1994-05-06 | 23 | Frewsburg,New York | AAA | 2013-2018 | - | 2016-20- 599-ARI | St. Bonaventure U. | Minors | Arizona Diamondbacks (A+) |
| Anfernee Grier | CF | Kane County (A) | 6-0 | 170 | R-R | 1995-10-13 | 21 | Phenix City,Alabama | A+ | 2014-2018 | - | 2016- 1- 39-ARI | Auburn U. | Minors | Arizona Diamondbacks (A+) |
| Ryan Grotjohn | SS | Missoula (Rk) Hillsboro (A-) | 6-1 | 170 | L-R | 1995-04-25 | 22 | Bakersfield,California | AA | 2014-2018 | - | 2017-10- 292-ARI | Cal St Bakersfield | Minors | Arizona Diamondbacks (A) |
| Brooks Hall | P | Jackson (AA) Reno (AAA) | 6-5 | 200 | R-R | 1990-06-26 | 27 | Anderson,South Carolina | AAA | 2010-2018 | - | 2009- 4- 136-MIL | Free Agent | (MLB) | |
| Steve Hathaway | P | Jackson (AA) | 6-1 | 180 | L-L | 1990-09-13 | 26 | Acton,Massachusetts | MLB | 2011-2017 | 2016-2016 | 2013-14- 420-ARI | Franklin Pierce U. | Minors | Arizona Diamondbacks (AAA) |
| Jeremy Hazelbaker | OF | Azl Diamondbacks (Rk) Reno (AAA) Arizona (MLB) | 6-3 | 180 | L-R | 1987-08-14 | 29 | Muncie,Indiana | MLB | 2007-2018 | 2016-2017 | 2009- 4- 138-BOS | Ball St | Minors | Minnesota Twins (AAA) |
| Omar Herman | P | Missoula (Rk) Azl Diamondbacks (Rk) | 5-10 | 170 | R-R | 1997-03-21 | 20 | Coro,Venezuela | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Alexander Hernandez | SS | DSL Dbacks 2 (Rk) | 5-11 | 150 | R-R | 1999-06-20 | 18 | San Pedro de Mac,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Carlos Hernandez | P | Hillsboro (A-) | 5-11 | 170 | R-R | 1994-04-26 | 23 | Santo Domingo,Dom Rep | A | 2012-2018 | - | Minors | Arizona Diamondbacks (A) | ||
| David Hernandez | P | Arizona (MLB) | 6-3 | 215 | R-R | 1985-05-13 | 32 | Elk Grove,California | MLB | 2004-2018 | 2009-2018 | 2005-16- 483-BAL | Cosumnes River Col | Active | Cincinnati Reds (MLB) |
| Eddie Hernandez | 3B | DSL Diamondbacks (Rk) Missoula (Rk) Azl Diamondbacks (Rk) | 5-9 | 160 | B-R | 1999-04-18 | 18 | Caracas,Venezuela | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Juan Hernandez | P | Azl Diamondbacks (Rk) | 6-2 | 175 | R-R | 1999-08-10 | 17 | Machiques,Venezuela | RK | 2016-2017 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Kenny Hernandez | P | Azl Diamondbacks (Rk) Missoula (Rk) | 6-2 | 185 | L-L | 1998-06-24 | 19 | David,Panama | A- | 2016-2018 | - | Minors | Arizona Diamondbacks (A-) | ||
| Oscar Hernandez | C | Jackson (AA) | 6-0 | 196 | R-R | 1993-07-09 | 23 | Punto Perez,Venezuela | MLB | 2012-2018 | 2015-2016 | 2009- UDFA-TBA | Minors | Boston Red Sox (AAA) | |
| Ramon Hernandez | 1B | Kane County (A) | 6-4 | 195 | R-R | 1996-03-02 | 21 | Santo Domingo,Dom Rep | A+ | 2014-2018 | - | Minors | Arizona Diamondbacks (A+) | ||
| Eduardo Herrera | C | DSL Dbacks 2 (Rk) | 5-9 | 155 | B-R | 2000-01-05 | 17 | Tucupido,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Jhoendri Herrera | P | DSL Diamondbacks (Rk) Missoula (Rk) | 5-9 | 170 | R-R | 1994-06-06 | 23 | Paramo Tucani,Venezuela | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Jose Herrera | C | Azl Diamondbacks (Rk) Kane County (A) | 5-10 | 185 | R-R | 1997-02-24 | 20 | San Carlos,Venezuela | A | 2014-2018 | - | 2013- UDFA-ARI | Minors | Arizona Diamondbacks (A) | |
| Chris Herrmann | C | Arizona (MLB) | 6-0 | 180 | L-R | 1987-11-24 | 29 | Tomball,Texas | MLB | 2008-2018 | 2012-2018 | 2009- 6- 192-MIN | Alvin CC, Miami | Active | Seattle Mariners (MLB) |
| Marty Herum | 1B | Visalia (A+) Jackson (AA) | 6-3 | 215 | R-R | 1991-12-16 | 25 | St. Paul,Minnesota | AA | 2012-2018 | - | Wisconsin-Whitewater | Minors | Arizona Diamondbacks (AA) | |
| Grant Heyman | OF | Visalia (A+) | 6-4 | 220 | L-R | 1993-11-07 | 23 | Pittsford,New York | A+ | 2013-2018 | - | 2014- 8- 240-ARI | Miami, Col. So.Nevada | Free Agent | (MLB) |
| Argeny Hiciano | P | Azl Diamondbacks (Rk) | 6-3 | 160 | R-R | 1996-10-19 | 20 | - | RK | 2014-2017 | - | Free Agent | (MLB) | ||
| Walter Higuera | OF | Azl Diamondbacks (Rk) | 6-3 | 159 | R-R | 1996-05-18 | 21 | Mexicali,Mexico | AAA | 2016-2017 | - | Free Agent | (MLB) | ||
| Ismael Hilario | P | DSL Dbacks 2 (Rk) | 6-4 | 175 | R-R | 1998-09-21 | 18 | Santo Domingo,Dom Rep | RK | 2017-2017 | - | (MLB) | |||
| Tramayne Holmes | 2B | Hillsboro (A-) | 6-0 | 165 | B-R | 1996-07-10 | 20 | Tallahassee,Florida | A | 2015-2018 | - | 2017-11- 322-ARI | NWFlorida St, Wallace CC, Faulkner U. | Minors | Arizona Diamondbacks (A) |
| J.J. Hoover | P | Azl Diamondbacks (Rk) Kane County (A) Reno (AAA) Arizona (MLB) | 6-3 | 215 | R-R | 1987-08-13 | 29 | Elizabeth,Pennsylvania | MLB | 2008-2018 | 2012-2018 | 2008-10- 310-ATL | Calhoun CC | Free Agent | (MLB) |
| Wei-Chieh Huang | P | Kane County (A) Visalia (A+) | 6-1 | 170 | R-R | 1993-09-26 | 23 | Taitung,Taiwan | AA | 2015-2018 | - | 2014- UDFA-ARI | Minors | Texas Rangers (AA) | |
| Chris Iannetta | C | Arizona (MLB) | 5-11 | 195 | R-R | 1983-04-08 | 34 | Providence,Rhode Island | MLB | 2002-2018 | 2006-2018 | 2004- 4- 110-COL | North Carolina | Active | Colorado Rockies (MLB) |
| Stewart Ijames | OF | Jackson (AA) Reno (AAA) | 6-1 | 195 | L-R | 1988-08-21 | 28 | Owensboro,Kentucky | AAA | 2008-2018 | - | 2010-29- 895-NYA | Louisville | Free Agent | (MLB) |
| Ismael Jaime | OF | DSL Diamondbacks (Rk) | 6-0 | 179 | L-L | 1999-11-30 | 17 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Jhonatan Jaquez | P | DSL Diamondbacks (Rk) | 6-2 | 175 | R-R | 1996-09-10 | 20 | Mao,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Joshua Javier | P | DSL Diamondbacks (Rk) DSL Dbacks 2 (Rk) | 6-3 | 185 | L-L | 1998-12-16 | 18 | Santo Domingo,Dom Rep | RK | 2016-2018 | - | Texas Rangers (Rk) | |||
| Manny Jefferson | IF | Kane County (A) | 6-3 | 170 | R-R | 1995-03-05 | 22 | Lakewood,California | A+ | 2014-2018 | - | 2016-13- 389-ARI | Pepperdine U. | Free Agent | - (MLB) |
| Bud Jeter | P | Visalia (A+) Jackson (AA) | 6-3 | 205 | R-R | 1991-10-27 | 25 | Columbia,South Carolina | AA | 2011-2018 | - | 2013-25- 750-ARI | Presbyterian Col | Minors | Arizona Diamondbacks (AA) |
| Rafael Jimenez | OF | DSL Dbacks 2 (Rk) | 6-6 | 215 | L-R | 1999-08-25 | 17 | Bani,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Jimmy Johnson | P | Missoula (Rk) | 6-2 | 205 | R-R | 1993-06-22 | 24 | Palestine,Texas | RK | 2015-2017 | - | 2017-28- 832-ARI | Lamar U., Tyler Junior Col | Minors | Arizona Diamondbacks (Rk) |
| Eric Jokisch | P | Jackson (AA) Reno (AAA) | 6-2 | 175 | R-L | 1989-07-29 | 27 | Virginia,Illinois | MLB | 2008-2018 | 2014-2014 | 2010-11- 340-CHN | Northwestern U. | Minors | Oakland Athletics (AAA) |
| Matt Jones | C | Visalia (A+) | 6-0 | 195 | R-R | 1992-04-14 | 25 | Wheat Ridge,Colorado | AAA | 2011-2018 | - | So.Illinois U., Central Arizona Col, No.Colorado | Minors | Arizona Diamondbacks (AA) | |
| Mark Karaviotis | SS | Kane County (A) Visalia (A+) | 6-1 | 175 | R-R | 1995-10-12 | 21 | Kihei,Hawaii | A+ | 2014-2018 | - | 2016-19- 569-ARI | Oregon | DL-7 | Arizona Diamondbacks (A+) |
| Tyler Keele | P | Hillsboro (A-) | 6-3 | 195 | R-R | 1993-08-17 | 23 | Clayton,North Carolina | AAA | 2013-2018 | - | 2016-15- 449-ARI | Morehead St | Minors | Arizona Diamondbacks (A) |
| Brad Keller | P | Jackson (AA) | 6-5 | 230 | R-R | 1995-07-27 | 21 | Flowery Branch,Georgia | MLB | 2013-2018 | 2018-2018 | 2013- 8- 240-ARI | Active | Kansas City Royals (MLB) | |
| Buddy Kennedy | 3B | Azl Diamondbacks (Rk) | 6-0 | 200 | R-R | 1998-10-05 | 18 | Millville,New Jersey | RK | 2017-2018 | - | 2017- 5- 142-ARI | Minors | Arizona Diamondbacks (A-) | |
| Jose King | SS | Azl Diamondbacks (Rk) | 5-0 | 160 | L-R | 1999-01-16 | 18 | La Romana,Dom Rep | A- | 2016-2018 | - | Minors | Detroit Tigers (A-) | ||
| Matt Koch | P | Hillsboro (A-) Reno (AAA) Arizona (MLB) | 6-3 | 185 | L-R | 1990-11-02 | 26 | Storm Lake,Iowa | MLB | 2010-2018 | 2016-2018 | 2012- 3- 107-NYN | Louisville | Active | Arizona Diamondbacks (MLB) |
| Joey Krehbiel | P | Jackson (AA) Reno (AAA) | 6-1 | 180 | R-R | 1992-12-20 | 24 | Seminole,Florida | MLB | 2011-2018 | 2018-2018 | 2011-12- 375-ANA | Active | Arizona Diamondbacks (MLB) | |
| Casey Kulina | P | Azl Diamondbacks (Rk) Missoula (Rk) | 5-8 | 150 | R-L | 1993-04-17 | 24 | Hummelstown,Pennsylvania | RK | 2012-2017 | - | Penn St, Jacksonville U., Polk St | Minors | Arizona Diamondbacks (Rk) | |
| Aaron Laffey | P | Reno (AAA) | 6-1 | 178 | L-L | 1985-04-15 | 32 | Cumberland,Maryland | MLB | 2003-2018 | 2007-2015 | 2003-16- 468-CLE | Retired | - (MLB) | |
| Jake Lamb | 3B | Arizona (MLB) | 6-3 | 195 | L-R | 1990-10-09 | 26 | Seattle,Washington | MLB | 2010-2018 | 2014-2018 | 2012- 6- 213-ARI | Washington | DL-60 | Arizona Diamondbacks (MLB) |
| Douglas Lanza | C | DSL Diamondbacks (Rk) | 6-1 | 180 | R-R | 1998-03-14 | 19 | Cumana,Venezuela | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Luis Lara | 3B | Missoula (Rk) Hillsboro (A-) | 6-0 | 190 | B-R | 1995-05-06 | 22 | Bani,Dom Rep | AAA | 2016-2018 | - | Minors | Arizona Diamondbacks (A) | ||
| Jhairon Leal | P | DSL Diamondbacks (Rk) | 6-2 | 175 | L-L | 1998-08-21 | 18 | Maracay,Venezuela | RK | 2016-2018 | - | (MLB) | |||
| Mack Lemieux | P | Kane County (A) | 6-3 | 205 | L-L | 1996-09-06 | 20 | Tequesta,Florida | A | 2016-2018 | - | 2016- 6- 179-ARI | Palm Beach St | Minors | Arizona Diamondbacks (A) |
| Sam Lewis | P | Kane County (A) Visalia (A+) | 6-4 | 195 | R-R | 1991-10-09 | 25 | Elmira,New York | AA | 2012-2018 | - | Indiana Wesleyan U. | Minors | Arizona Diamondbacks (AA) | |
| Domingo Leyba | 2B | Hillsboro (A-) Jackson (AA) | 5-11 | 160 | B-R | 1995-09-11 | 21 | Santo Domingo,Dom Rep | AA | 2013-2018 | - | 2012- UDFA-DET | Active | Arizona Diamondbacks (MLB) | |
| Brandon Leyton | SS | DSL Diamondbacks (Rk) Missoula (Rk) | 5-10 | 165 | R-R | 1998-12-17 | 18 | Leon,Nicaragua | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Kai-Wei Lin | P | Missoula (Rk) | 5-11 | 165 | R-R | 1996-03-19 | 21 | Taipei,Taiwan | A- | 2016-2018 | - | 2015- UDFA-ARI | Minors | Arizona Diamondbacks (Rk) | |
| Daniel Lockhart | 2B | Visalia (A+) Jackson (AA) | 5-11 | 165 | L-R | 1992-11-04 | 24 | Dacula,Georgia | AAA | 2011-2018 | - | 2011-10- 309-CHN | Free Agent | (MLB) | |
| Keegan Long | P | Visalia (A+) Jackson (AA) Reno (AAA) | 6-2 | 190 | R-R | 1993-08-27 | 23 | Edon,Ohio | AAA | 2013-2018 | - | 2015-29- 856-ARI | Saint Joseph's Col | Free Agent | - (MLB) |
| B.J. Lopez | C | Kane County (A) Visalia (A+) Jackson (AA) | 5-9 | 185 | R-R | 1994-09-29 | 22 | Moca,Dom Rep | AA | 2012-2018 | - | DL-7 | Miami Marlins (A+) | ||
| Jose Lopez | P | Azl Diamondbacks (Rk) | 6-0 | 181 | R-R | 1996-12-15 | 20 | Moca,Dom Rep | Rk | 2015-2017 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Jose Lopez | OF | Azl Diamondbacks (Rk) | 6-0 | 181 | R-R | 1996-12-15 | 20 | Moca,Dom Rep | RK | 2014-2018 | - | 2013- UDFA-ARI | (MLB) | ||
| Miguel Lopez | C | DSL Diamondbacks (Rk) | 6-1 | 206 | R-R | 1998-08-02 | 18 | Ahome,Mexico | RK | 2017-2017 | - | (MLB) | |||
| Yoan Lopez | P | Azl Diamondbacks (Rk) Visalia (A+) | 6-3 | 185 | R-R | 1993-01-02 | 24 | Nueva Gerona,Cuba | MLB | 2015-2018 | 2018-2018 | 2015- UDFA-ARI | Active | Arizona Diamondbacks (MLB) | |
| Luke Lowery | C | Hillsboro (A-) | 6-2 | 242 | R-R | 1993-12-08 | 23 | Midlothian,Virginia | A | 2013-2018 | - | 2015-14- 406-ARI | East Carolina U. | Free Agent | (MLB) |
| Elvis Luciano | P | DSL Diamondbacks (Rk) Azl Diamondbacks (Rk) Missoula (Rk) | 6-2 | 184 | R-R | 2000-02-15 | 17 | Boca Chica,Dom Rep | RK | 2017-2018 | - | Minors | Kansas City Royals (Rk) | ||
| Dawel Lugo | SS | Jackson (AA) | 6-0 | 188 | R-R | 1994-12-13 | 22 | Bani,Dom Rep | MLB | 2012-2018 | 2018-2018 | 2011- UDFA-TOR | Active | Detroit Tigers (MLB) | |
| Keshawn Lynch | 2B | Missoula (Rk) | 5-9 | 180 | R-R | 1996-10-12 | 20 | Lake Hamilton,Florida | A- | 2017-2018 | - | 2017-14- 412-ARI | State Col Florida Manatee-Sarasota | Minors | Arizona Diamondbacks (Rk) |
| Gabriel Maciel | OF | Missoula (Rk) | 5-10 | 170 | B-R | 1999-01-10 | 18 | Londrina,Brazil | A | 2016-2018 | - | Minors | Minnesota Twins (A) | ||
| Luis Madero | P | Missoula (Rk) Hillsboro (A-) | 6-3 | 175 | R-R | 1997-04-15 | 20 | Maracay,Venezuela | A+ | 2014-2018 | - | 2013- UDFA-ARI | Minors | Los Angeles Angels (A+) | |
| Tyler Mark | P | Kane County (A) | 6-1 | 195 | R-R | 1994-10-18 | 22 | Los Angeles,California | AA | 2013-2018 | - | 2015- 6- 166-ARI | Concordia U., Cal St Dominguez Hills | Minors | Arizona Diamondbacks (AA) |
| Jesus Marriaga | OF | Azl Diamondbacks (Rk) | 6-0 | 170 | R-R | 1998-12-17 | 18 | Cartagena,Colombia | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Ketel Marte | SS | Reno (AAA) Arizona (MLB) | 6-1 | 180 | B-R | 1993-10-12 | 23 | Nizao,Dom Rep | MLB | 2011-2018 | 2015-2018 | 2010- UDFA-SEA | Active | Arizona Diamondbacks (MLB) | |
| Edgar Martinez | P | Azl Diamondbacks (Rk) Missoula (Rk) | 6-0 | 175 | R-R | 1997-11-02 | 19 | Juarez,Mexico | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Francis Martinez | OF | Missoula (Rk) | 6-4 | 187 | B-R | 1997-06-28 | 20 | Santo Domingo,Dom Rep | A- | 2014-2018 | - | 2013- UDFA-ARI | Minors | Arizona Diamondbacks (A-) | |
| J.D. Martinez | LF-RF | Arizona (MLB) | 6-3 | 175 | R-R | 1987-08-21 | 29 | Pembroke Pines,Florida | MLB | 2009-2018 | 2011-2018 | 2009-20- 611-HOU | Active | Boston Red Sox (MLB) | |
| Jose Martinez | P | DSL Diamondbacks (Rk) | 6-1 | 174 | R-R | 2000-02-02 | 17 | San Felipe,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Jose Martinez | P | Azl Diamondbacks (Rk) Hillsboro (A-) Kane County (A) | 6-1 | 160 | R-R | 1994-04-14 | 23 | Restauracion,Dom Rep | A | 2012-2017 | - | 2011- UDFA-ARI | Free Agent | (MLB) | |
| Renae Martinez | C | Azl Diamondbacks (Rk) | 6-1 | 195 | B-R | 1994-04-15 | 23 | San Pedro,California | A+ | 2014-2018 | - | 2017-33- 982-ARI | California-Irvine, El Camino-Compton Center, Oklahoma | Minors | Arizona Diamondbacks (A+) |
| Sandy Martinez | C | DSL Dbacks 2 (Rk) | 6-4 | 195 | R-R | 2000-05-09 | 17 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | 2016- UDFA-ARI | Minors | Arizona Diamondbacks (Rk) | |
| Victor Martinez | P | DSL Dbacks 2 (Rk) | 6-1 | 190 | L-L | 1999-08-16 | 17 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Evan Marzilli | OF | Jackson (AA) Reno (AAA) | 6-0 | 187 | L-L | 1991-03-13 | 26 | Fall River,Massachusetts | AAA | 2010-2018 | - | 2012- 8- 273-ARI | South Carolina | Minors | Arizona Diamondbacks (AA) |
| Austin Mason | P | Kane County (A) Visalia (A+) | 6-2 | 200 | R-R | 1993-12-10 | 23 | Greer,South Carolina | AAA | 2013-2018 | - | 2015-17- 496-ARI | The Citadel | Free Agent | - (MLB) |
| Jeff Mathis | C | Arizona (MLB) | 6-0 | 180 | R-R | 1983-03-31 | 34 | Marianna,Florida | MLB | 2001-2018 | 2005-2018 | 2001- 1- 33-ANA | Active | Arizona Diamondbacks (MLB) | |
| Brian Matusz | P | Reno (AAA) | 6-4 | 200 | L-L | 1987-02-11 | 30 | Grand Junction,Colorado | MLB | 2006-2017 | 2009-2016 | 2008- 1- 4-BAL | San Diego | Free Agent | (MLB) |
| Jordan McArdle | C | Azl Diamondbacks (Rk) | 6-0 | 175 | L-R | 1998-05-02 | 19 | Adelaide,Australia | RK | 2017-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Kevin McCanna | P | Hillsboro (A-) | 6-1 | 185 | L-R | 1994-02-01 | 23 | The Woodlands,Texas | A+ | 2013-2018 | - | 2015-13- 379-HOU | Rice U. | DL-7 | Arizona Diamondbacks (A+) |
| Mason McCullough | P | Visalia (A+) Jackson (AA) | 6-4 | 235 | R-R | 1993-01-07 | 24 | Shelby,North Carolina | AA | 2012-2018 | - | 2014- 5- 150-ARI | North Carolina, Lander U. | Minors | Arizona Diamondbacks (Rk) |
| T.J. McFarland | P | Reno (AAA) Arizona (MLB) | 6-3 | 190 | L-L | 1989-06-08 | 28 | Palos Park,Illinois | MLB | 2008-2018 | 2013-2018 | 2007- 4- 137-CLE | Active | Arizona Diamondbacks (MLB) | |
| Matt McPhearson | OF | Visalia (A+) | 5-8 | 164 | L-L | 1995-04-18 | 22 | Columbia,Maryland | AAA | 2013-2018 | - | 2013- 4- 120-ARI | Free Agent | (MLB) | |
| Sam McWilliams | P | Kane County (A) | 6-7 | 190 | R-R | 1995-09-04 | 21 | Hendersonville,Tennessee | AA | 2014-2018 | - | 2014- 8- 232-PHI | Minors | Tampa Bay Rays (AA) | |
| Chaz Meadows | SS | Azl Diamondbacks (Rk) Jackson (AA) | 5-7 | 150 | R-R | 1993-02-17 | 24 | Concord,California | AA | 2012-2018 | - | Long Beach St, Los Medanos Col, Georgetown Col | Free Agent | (MLB) | |
| Kevin Medrano | 2B-3B | Jackson (AA) Reno (AAA) | 6-0 | 150 | L-R | 1990-05-21 | 27 | West Covina,California | AAA | 2009-2018 | - | 2012-18- 573-ARI | Missouri St | Minors | Arizona Diamondbacks (AA) |
| Jeferson Mejia | P | Hillsboro (A-) Kane County (A) | 6-7 | 195 | R-R | 1994-08-02 | 22 | Santo Domingo,Dom Rep | A | 2013-2018 | - | 2013- UDFA-CHN | Minors | Oakland Athletics (A-) | |
| Junior Mieses | P | DSL Diamondbacks (Rk) DSL Dbacks 2 (Rk) | 6-1 | 168 | R-R | 1999-10-15 | 17 | Monte Plata,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Jared Miller | P | Jackson (AA) Reno (AAA) | 6-6 | 230 | L-L | 1993-08-21 | 23 | Avon,Indiana | AAA | 2012-2018 | - | 2014-11- 330-ARI | Vanderbilt U. | Active | Arizona Diamondbacks (MLB) |
| Shelby Miller | P | Arizona (MLB) | 6-3 | 195 | R-R | 1990-10-10 | 26 | Brownwood,Texas | MLB | 2009-2018 | 2012-2018 | 2009- 1- 19-SLN | Active | Arizona Diamondbacks (MLB) | |
| Dominic Miroglio | C | Missoula (Rk) | 6-0 | 185 | R-R | 1995-03-10 | 22 | Oakland,California | AA | 2014-2018 | - | 2017-20- 592-ARI | UCLA, San Francisco | Minors | Arizona Diamondbacks (AA) |
| Jason Morozowski | P | Kane County (A) Visalia (A+) | 6-1 | 175 | R-R | 1994-06-10 | 23 | Pembroke Pines,Florida | AA | 2013-2018 | - | 2015-13- 376-ARI | Florida International U., Mount Olive Col | Minors | Arizona Diamondbacks (AA) |
| Gabriel Moya | P | Jackson (AA) | 6-0 | 175 | L-L | 1995-01-09 | 22 | Cabimas,Venezuela | MLB | 2012-2018 | 2017-2018 | 2012- UDFA-ARI | Active | Minnesota Twins (MLB) | |
| Brady Muller | P | Missoula (Rk) | 6-1 | 185 | L-L | 1992-07-03 | 24 | Billings,Montana | RK | 2015-2017 | - | Montana St Billings | Free Agent | (MLB) | |
| Jesus Munoz | OF | Azl Diamondbacks (Rk) | 6-2 | 160 | L-L | 1998-12-19 | 18 | Bani,Dom Rep | RK | 2016-2018 | - | 2015- UDFA-ARI | Minors | Arizona Diamondbacks (Rk) | |
| Drew Muren | OF | Jackson (AA) Reno (AAA) | 6-6 | 185 | R-R | 1988-11-22 | 28 | Poway,California | AAA | 2008-2018 | - | 2011-22- 670-HOU | Cal St Northridge | Free Agent | - (MLB) |
| John Ryan Murphy | C | Reno (AAA) Arizona (MLB) | 5-10 | 170 | R-R | 1991-05-13 | 26 | Bradenton,Florida | MLB | 2009-2018 | 2013-2018 | 2009- 2- 76-NYA | Active | Arizona Diamondbacks (MLB) | |
| Yuhei Nakaushiro | P | Jackson (AA) Reno (AAA) | 5-11 | 158 | L-L | 1989-09-17 | 27 | Osaka,Japan | AAA | 2012-2018 | - | Free Agent | - (MLB) | ||
| Kristopher Negron | SS | Reno (AAA) Arizona (MLB) | 6-0 | 180 | R-R | 1986-02-01 | 31 | Vacaville,California | MLB | 2006-2018 | 2012-2018 | 2006- 7- 223-BOS | Cosumnes River Col | Active | Seattle Mariners (MLB) |
| Zach Nehrir | OF | Kane County (A) Visalia (A+) | 6-2 | 205 | R-R | 1993-01-28 | 24 | Orange,California | A+ | 2012-2018 | - | 2015-16- 466-ARI | Houston Baptist U., Orange Coast Col | Free Agent | (MLB) |
| Kevin Noriega | OF | DSL Diamondbacks (Rk) | 6-2 | 175 | R-R | 1999-10-14 | 17 | Caracas,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Joel Novas | SS | Missoula (Rk) | 6-1 | 185 | R-R | 1994-12-31 | 22 | Santo Domingo,Dom Rep | RK | 2015-2017 | - | Free Agent | (MLB) | ||
| Gerald Ogando | P | DSL Diamondbacks (Rk) | 6-2 | 180 | R-R | 2000-07-28 | 16 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Deyni Olivero | P | DSL Diamondbacks (Rk) Azl Diamondbacks (Rk) | 6-1 | 165 | R-R | 1998-01-07 | 19 | Santo Domingo,Dom Rep | RK | 2016-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Alexis Olmeda | C | Azl Diamondbacks (Rk) Kane County (A) | 6-0 | 225 | R-R | 1994-04-05 | 23 | Fajardo,Puerto Rico | AA | 2013-2018 | - | 2015-21- 616-ARI | Yavapai Col | Minors | Los Angeles Angels (AA) |
| Melvin Ovalles | P | Azl Diamondbacks (Rk) Missoula (Rk) | 6-2 | 180 | R-R | 1996-11-21 | 20 | Moca,Dom Rep | RK | 2014-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Chris Owings | SS | Arizona (MLB) | 5-11 | 170 | R-R | 1991-08-12 | 25 | Leesville,South Carolina | MLB | 2009-2018 | 2013-2018 | 2009- 1- 41-ARI | Active | Arizona Diamondbacks (MLB) | |
| Connor Owings | 1B | Hillsboro (A-) Kane County (A) | 5-9 | 190 | L-R | 1994-05-11 | 23 | Leesville,South Carolina | A | 2013-2017 | - | 2016-34-1019-ARI | Coastal Carolina U. | Free Agent | (MLB) |
| Bryan Ozuna | P | Azl Diamondbacks (Rk) | 6-1 | 215 | R-R | 1994-03-13 | 23 | - | RK | 2016-2018 | - | 2015- UDFA-ARI | Free Agent | (MLB) | |
| Fernery Ozuna | 2B | Kane County (A) Visalia (A+) | 5-8 | 165 | B-R | 1995-11-09 | 21 | San Cristobal,Dom Rep | A+ | 2013-2018 | - | 2012- UDFA-ARI | Free Agent | (MLB) | |
| Joel Payamps | P | Visalia (A+) Jackson (AA) Reno (AAA) | 6-2 | 170 | R-R | 1994-04-07 | 23 | Santo Domingo,Dom Rep | AAA | 2011-2018 | - | Minors | Arizona Diamondbacks (AAA) | ||
| Matt Peacock | P | Hillsboro (A-) | 6-0 | 176 | R-R | 1994-02-27 | 23 | Mobile,Alabama | A+ | 2014-2018 | - | 2017-23- 682-ARI | South Alabama | DL-7 | Arizona Diamondbacks (A+) |
| David Peralta | OF | Arizona (MLB) | 6-2 | 225 | L-L | 1987-08-14 | 29 | Carabobo,Venezuela | MLB | 2006-2018 | 2014-2018 | 2004- UDFA-SLN | Active | Arizona Diamondbacks (MLB) | |
| Geraldo Perdomo | SS | DSL Diamondbacks (Rk) | 6-2 | 184 | R-R | 1999-10-22 | 17 | Santo Domingo,Dom Rep | A- | 2017-2018 | - | Minors | Arizona Diamondbacks (A-) | ||
| Jorge Perez | OF | Missoula (Rk) Azl Diamondbacks (Rk) Hillsboro (A-) | 5-8 | 165 | L-L | 1998-01-18 | 19 | Moca,Dom Rep | A | 2016-2018 | - | Minors | Arizona Diamondbacks (A-) | ||
| Michael Perez | C | Jackson (AA) Reno (AAA) | 5-11 | 180 | L-R | 1992-08-07 | 24 | Catano,Puerto Rico | MLB | 2011-2018 | 2018-2018 | 2011- 5- 154-ARI | Active | Tampa Bay Rays (MLB) | |
| Cesilio Pimentel | P | Missoula (Rk) | 6-2 | 185 | L-L | 1993-01-05 | 24 | San Cristobal,Dom Rep | A+ | 2011-2018 | - | Free Agent | (MLB) | ||
| Ivan Pineyro | P | Visalia (A+) Jackson (AA) Reno (AAA) | 6-1 | 198 | R-R | 1991-09-29 | 25 | San Cristobal,Dom Rep | AAA | 2011-2018 | - | DL-7 | Los Angeles Angels (AAA) | ||
| Colin Poche | P | Kane County (A) Visalia (A+) | 6-3 | 185 | L-L | 1994-01-17 | 23 | Flower Mound,Texas | AAA | 2013-2018 | - | 2016-14- 419-ARI | Arkansas, Dallas Baptist U. | Minors | Tampa Bay Rays (AAA) |
| Jacob Polancic | P | Azl Diamondbacks (Rk) | 6-3 | 205 | R-R | 1998-06-08 | 19 | Langley,BC | A- | 2016-2018 | - | 2016-11- 329-ARI | Minors | Arizona Diamondbacks (Rk) | |
| Oliver Polanco | P | Azl Diamondbacks (Rk) | 6-3 | 210 | R-R | 1997-05-13 | 20 | La Vega,Dom Rep | RK | 2015-2017 | - | Free Agent | (MLB) | ||
| A.J. Pollock | CF | Reno (AAA) Arizona (MLB) | 6-1 | 200 | R-R | 1987-12-05 | 29 | Hebron,Connecticut | MLB | 2007-2018 | 2012-2018 | 2009- 1- 17-ARI | Notre Dame | Active | Arizona Diamondbacks (MLB) |
| Richard Porteles | 3B | DSL Diamondbacks (Rk) | 5-10 | 165 | R-R | 1999-01-09 | 18 | Barquisimeto,Venezuela | RK | 2017-2017 | - | (MLB) | |||
| Rafael Pujols | P | Missoula (Rk) Hillsboro (A-) | 6-6 | 173 | R-R | 1995-08-21 | 21 | Bani,Dom Rep | AA | 2013-2018 | - | 2012- UDFA-ARI | Minors | Arizona Diamondbacks (A) | |
| Jose Queliz | C | Kane County (A) Visalia (A+) Jackson (AA) | 6-3 | 200 | R-R | 1992-08-07 | 24 | Valencia,Venezuela | AAA | 2012-2018 | - | Minors | Arizona Diamondbacks (AAA) | ||
| Edwin Quezada | P | DSL Dbacks 2 (Rk) | 6-5 | 205 | R-R | 1996-11-22 | 20 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Nestor Ramirez | P | Missoula (Rk) Azl Diamondbacks (Rk) Hillsboro (A-) | 6-4 | 195 | R-R | 1995-09-04 | 21 | Santo Domingo,Dom Rep | A- | 2015-2017 | - | Free Agent | (MLB) | ||
| Eudy Ramos | 3B | Hillsboro (A-) Kane County (A) | 6-1 | 195 | R-R | 1996-02-19 | 21 | Esperanza,Dom Rep | A | 2013-2018 | - | 2013- UDFA-ARI | Minors | Arizona Diamondbacks (A) | |
| Eduardo Ratia | P | DSL Diamondbacks (Rk) | 6-2 | 185 | L-L | 2000-05-06 | 17 | - | RK | 2017-2017 | - | (MLB) | |||
| Robbie Ray | P | Visalia (A+) Arizona (MLB) Arizona Diamondbacks (MLB) Arizona (MLB) | 6-2 | 169 | L-L | 1991-10-01 | 25 | Brentwood,Tennessee | MLB | 2011-2018 | 2014-2018 | 2010-12- 356-WAS | Active | Arizona Diamondbacks (MLB) | |
| Cody Reed | P | Kane County (A) Visalia (A+) | 6-3 | 245 | R-L | 1996-06-07 | 21 | Athens,Alabama | A+ | 2014-2017 | - | 2014- 2- 54-ARI | DL-7 | Arizona Diamondbacks (A+) | |
| Jack Reinheimer | SS | Reno (AAA) Arizona (MLB) | 6-0 | 165 | R-R | 1992-07-19 | 24 | Charlotte,North Carolina | MLB | 2011-2018 | 2017-2018 | 2013- 5- 147-SEA | East Carolina U. | Active | New York Mets (MLB) |
| Tony Renda | 2B | Reno (AAA) | 5-10 | 170 | R-R | 1991-01-24 | 26 | Santa Rosa,California | MLB | 2010-2018 | 2016-2018 | 2012- 2- 80-WAS | California | Active | Boston Red Sox (MLB) |
| Jose Reyes | 2B | DSL Dbacks 2 (Rk) | 5-9 | 160 | R-R | 1998-10-11 | 18 | Esperanza,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Victor Reyes | OF | Jackson (AA) | 6-3 | 170 | L-R | 1994-10-05 | 22 | Barcelona,Venezuela | MLB | 2012-2018 | 2018-2018 | 2011- UDFA-ATL | Active | Detroit Tigers (MLB) | |
| Carlos Rivero | 3B | Reno (AAA) | 6-3 | 198 | R-R | 1988-05-20 | 29 | Barquisimeto,Venezuela | MLB | 2006-2017 | 2014-2014 | 2005- UDFA-CLE | Free Agent | (MLB) | |
| Fernando Rodney | P | Arizona (MLB) Arizona Diamondbacks (MLB) Arizona (MLB) | 5-11 | 170 | R-R | 1981-03-17 | 36 | Samana,Dom Rep | MLB | 1999-2018 | 2002-2018 | 1997- UDFA-DET | Active | Oakland Athletics (MLB) | |
| Joseph Rodriguez | P | DSL Dbacks 2 (Rk) | 6-1 | 180 | R-R | 1998-09-05 | 18 | Valencia,Venezuela | RK | 2016-2017 | - | (MLB) | |||
| Wesley Rodriguez | P | Azl Diamondbacks (Rk) | 5-10 | 210 | R-R | 1996-12-04 | 20 | New York,New York | A- | 2016-2018 | - | 2015-12- 346-ARI | Minors | Arizona Diamondbacks (A-) | |
| Gerardo Romero | SS | Azl Diamondbacks (Rk) | 5-9 | 160 | B-R | 1995-10-05 | 21 | Las Matas de Farfan,Dom Rep | RK | 2016-2017 | - | Free Agent | (MLB) | ||
| Pierce Romero | P | Missoula (Rk) Hillsboro (A-) | 6-3 | 200 | R-R | 1994-05-12 | 23 | Fremont,California | A- | 2013-2017 | - | 2015- 9- 256-ARI | Santa Barbara City Col, Ohlone Col | Free Agent | (MLB) |
| Adam Rosales | SS | Arizona (MLB) | 6-2 | 195 | R-R | 1983-05-20 | 34 | Chicago,Illinois | MLB | 2002-2018 | 2008-2018 | 2005-12- 362-CIN | Western Michigan U. | Active | Cleveland Indians (MLB) |
| Oliver Rosario | P | DSL Dbacks 2 (Rk) DSL Diamondbacks (Rk) | 6-0 | 140 | L-L | 1999-06-15 | 18 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Joey Rose | 3B | Missoula (Rk) | 6-1 | 205 | R-R | 1998-01-20 | 19 | Toms River,New Jersey | A | 2016-2018 | - | 2016- 5- 149-ARI | Minors | Arizona Diamondbacks (A-) | |
| Keyvius Sampson | P | Reno (AAA) | 6-0 | 185 | R-R | 1991-01-06 | 26 | Ocala,Florida | MLB | 2009-2017 | 2015-2016 | 2009- 4- 114-SDN | International | (MLB) | |
| David Sanchez | DH | DSL Diamondbacks (Rk) | 6-1 | 175 | R-R | 1999-01-06 | 18 | Higuey,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Geraldo Sanchez | P | DSL Diamondbacks (Rk) | 6-2 | 193 | R-R | 1997-08-19 | 19 | San Jose de Ocoa,Dom Rep | RK | 2016-2018 | - | 2015- UDFA-ARI | Free Agent | - (MLB) | |
| Yan Sanchez | SS | Hillsboro (A-) Kane County (A) | 6-2 | 170 | R-R | 1996-08-31 | 20 | La Romana,Dom Rep | A | 2014-2018 | - | Minors | Arizona Diamondbacks (A) | ||
| Yeison Santana | P | Missoula (Rk) Hillsboro (A-) | 6-0 | 160 | R-R | 1996-10-25 | 20 | Villa Jaragua,Dom Rep | A | 2014-2018 | - | Minors | Arizona Diamondbacks (A-) | ||
| Yordeni Santana | OF | DSL Dbacks 2 (Rk) | 6-5 | 198 | R-R | 1999-10-08 | 17 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Osvaldo Santilien | OF | DSL Dbacks 2 (Rk) | 6-3 | 195 | R-R | 1999-06-23 | 18 | San Pedro de Mac,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Jean Selmo | OF | DSL Dbacks 2 (Rk) | 6-2 | 190 | R-R | 2000-04-25 | 17 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | 2016- UDFA-ARI | Minors | St. Louis Cardinals (MLB) | |
| Brian Shaffer | P | Azl Diamondbacks (Rk) Hillsboro (A-) | 6-5 | 200 | R-R | 1996-08-12 | 20 | Pylesville,Maryland | A+ | 2015-2018 | - | 2017- 6- 172-ARI | Maryland | Tampa Bay Rays (A+) | |
| Jimmie Sherfy | P | Reno (AAA) Arizona (MLB) | 6-0 | 175 | R-R | 1991-12-27 | 25 | Camarillo,California | MLB | 2011-2018 | 2017-2018 | 2013-10- 300-ARI | Oregon | Active | Arizona Diamondbacks (MLB) |
| Braden Shipley | P | Azl Diamondbacks (Rk) Reno (AAA) Arizona (MLB) | 6-2 | 170 | R-R | 1992-02-22 | 25 | Medford,Oregon | MLB | 2011-2018 | 2016-2018 | 2013- 1- 15-ARI | Nevada | Active | Arizona Diamondbacks (MLB) |
| Grant Sides | P | Jackson (AA) Reno (AAA) | 6-2 | 179 | R-R | 1989-06-22 | 28 | Northport,Alabama | AAA | 2008-2018 | - | 2011-12- 368-CLE | Samford U. | Free Agent | (MLB) |
| Luis Silverio | OF | Kane County (A) | 6-3 | 180 | R-R | 1995-06-27 | 22 | Parkland,Florida | A+ | 2014-2018 | - | 2015-33- 976-ARI | Eastern Florida St, Palm Beach St | Minors | Arizona Diamondbacks (A+) |
| Trevor Simms | P-OF | Kane County (A) Visalia (A+) Jackson (AA) | 6-3 | 195 | R-R | 1992-03-15 | 25 | Orange,California | AA | 2012-2018 | - | 2016-32- 959-ARI | Rice U., Weatherford Col, West Virginia U., Tulane U. | Free Agent | (MLB) |
| Kyle Smith | IF | Missoula (Rk) Hillsboro (A-) Kane County (A) | 6-3 | 220 | R-R | 1993-10-14 | 23 | Old Hickory,Tennessee | A | 2013-2017 | - | Vanderbilt U. | Free Agent | (MLB) | |
| Pavin Smith | 1B | Hillsboro (A-) | 6-2 | 210 | L-L | 1996-02-06 | 21 | Jupiter,Florida | A+ | 2015-2018 | - | 2017- 1- 7-ARI | Virginia | Minors | Arizona Diamondbacks (A+) |
| Riley Smith | P | Hillsboro (A-) Kane County (A) | 6-2 | 180 | R-R | 1995-01-15 | 22 | Lufkin,Texas | A+ | 2014-2018 | - | 2016-24- 719-ARI | San Jacinto Col, Louisiana St | Minors | Arizona Diamondbacks (A+) |
| Stephen Smith | OF-P | Hillsboro (A-) Kane County (A) | 6-1 | 225 | R-R | 1994-11-03 | 22 | Lubbock,Texas | A+ | 2014-2018 | - | 2016-10- 299-ARI | Texas Tech U. | DL-7 | Arizona Diamondbacks (A+) |
| David Sopilka | C | Kane County (A) Visalia (A+) | 6-0 | 170 | R-R | 1993-08-30 | 23 | Barquisimeto,Venezuela | AA | 2010-2018 | - | DL-7 | Arizona Diamondbacks (A+) | ||
| Franklyn Soriano | P | Missoula (Rk) | 6-2 | 173 | L-L | 1995-07-21 | 21 | Nigua,Dom Rep | A | 2015-2018 | - | Minors | Arizona Diamondbacks (A) | ||
| Gabe Speier | P | Jackson (AA) | 6-0 | 175 | R-R | 1995-04-12 | 22 | Santa Barbara,California | AA | 2013-2018 | - | 2013-19- 563-BOS | Minors | Kansas City Royals (AA) | |
| Seth Spivey | IF | Kane County (A) Visalia (A+) | 6-0 | 180 | L-R | 1992-07-06 | 24 | Brenham,Texas | A+ | 2013-2018 | - | 2014-10- 306-TEX | Abilene Christian U., Angelina Col | Free Agent | (MLB) |
| Cole Stapler | P | Missoula (Rk) | 6-4 | 240 | R-R | 1994-12-22 | 22 | Gonzales,Louisiana | A+ | 2014-2018 | - | 2017-22- 652-ARI | Nicholls St | Minors | Arizona Diamondbacks (A+) |
| Matt Stites | P | Reno (AAA) | 5-11 | 170 | R-R | 1990-05-28 | 27 | Festus,Missouri | MLB | 2009-2017 | 2014-2015 | 2011-17- 533-SDN | Jefferson Col, Missouri | Free Agent | (MLB) |
| Gavin Stupienski | C | Missoula (Rk) Hillsboro (A-) | 6-1 | 220 | L-R | 1994-03-12 | 23 | Columbus,New Jersey | A- | 2014-2018 | - | 2016-12- 359-ARI | UNC Wilmington | Free Agent | (MLB) |
| Tim Susnara | C | Hillsboro (A-) | 6-0 | 185 | L-R | 1996-04-17 | 21 | Redwood City,California | A | 2015-2018 | - | 2017- 8- 232-ARI | Oregon | Minors | Arizona Diamondbacks (A) |
| Dan Swain | OF | Azl Diamondbacks (Rk) Hillsboro (A-) | 6-0 | 175 | R-R | 1994-09-30 | 22 | Newton,Massachusetts | A- | 2014-2018 | - | 2017-34-1012-ARI | Siena Col | Minors | Arizona Diamondbacks (A-) |
| Matt Tabor | P | Azl Diamondbacks (Rk) | 6-2 | 160 | R-R | 1998-07-14 | 18 | Milton,Massachusetts | A- | 2017-2018 | - | 2017- 3- 82-ARI | Minors | Arizona Diamondbacks (A-) | |
| Rodrigo Takahashi | P | Kane County (A) Visalia (A+) | 5-11 | 180 | R-R | 1997-01-23 | 20 | Presidente Prudente,Brazil | AA | 2014-2018 | - | 2013- UDFA-ARI | Minors | Arizona Diamondbacks (AA) | |
| Curtis Taylor | P | Kane County (A) | 6-6 | 215 | R-R | 1995-07-25 | 21 | Port Coquitlam,BC | AA | 2016-2018 | - | 2016- 4- 119-ARI | British Columbia | Minors | Tampa Bay Rays (AA) |
| Josh Taylor | P | Azl Diamondbacks (Rk) Jackson (AA) | 6-5 | 225 | L-L | 1993-03-02 | 24 | Phoenix,Arizona | AAA | 2013-2018 | - | 2014- UDFA-PHI | Georgia Col & St, Scottsdale CC | Minors | Boston Red Sox (AAA) |
| Luis Tejeda | C | Missoula (Rk) Azl Diamondbacks (Rk) | 6-3 | 195 | R-R | 1995-07-11 | 21 | San Jose de Ocoa,Dom Rep | RK | 2016-2017 | - | Free Agent | (MLB) | ||
| Cole Thompson | C | Hillsboro (A-) Kane County (A) | 6-3 | 190 | R-R | 1994-04-11 | 23 | Macon,Georgia | A | 2017-2017 | - | Augusta U. (GRU), Middle Georgia St | Minors | Arizona Diamondbacks (A-) | |
| Marcos Tineo | P | DSL Diamondbacks (Rk) | 6-0 | 165 | R-R | 1997-03-14 | 20 | San Cristobal,Dom Rep | RK | 2017-2018 | - | Minors | Arizona Diamondbacks (Rk) | ||
| Yasmany Tomas | 3B | Azl Diamondbacks (Rk) Arizona (MLB) | 6-1 | 229 | R-R | 1990-11-14 | 26 | Havana,Cuba | MLB | 2015-2018 | 2015-2017 | 2014- UDFA-ARI | Minors | Arizona Diamondbacks (AAA) | |
| Juan Torres | P | Azl Diamondbacks (Rk) Hillsboro (A-) | 6-2 | 180 | R-R | 1995-05-25 | 22 | Bonao,Dom Rep | A | 2016-2018 | - | Minors | Arizona Diamondbacks (A) | ||
| Ryan Tufts | IF | Azl Diamondbacks (Rk) Hillsboro (A-) | 6-2 | 195 | R-R | 1994-07-27 | 22 | Brockton,Massachusetts | A | 2014-2018 | - | Virginia Tech | Minors | Arizona Diamondbacks (A-) | |
| West Tunnell | IF | Azl Diamondbacks (Rk) Missoula (Rk) | 6-0 | 175 | L-R | 1993-11-20 | 23 | Phoenix,Arizona | AA | 2013-2018 | - | Baylor U. | Minors | Arizona Diamondbacks (A+) | |
| Tyler Vail | P | Missoula (Rk) Hillsboro (A-) | 6-1 | 187 | R-R | 1991-11-03 | 25 | Easton,Pennsylvania | A | 2010-2018 | - | 2010- 5- 155-OAK | Free Agent | (MLB) | |
| Luvin Valbuena | C | DSL Diamondbacks (Rk) | 5-9 | 165 | R-R | 1999-05-07 | 18 | Maracaibo,Venezuela | RK | 2016-2018 | - | (MLB) | |||
| Jhonny Valdez | P | DSL Dbacks 2 (Rk) | 6-3 | 187 | R-R | 1998-08-10 | 18 | San Cristobal,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Luke Van Rycheghem | C | Azl Diamondbacks (Rk) | 6-3 | 215 | L-R | 1998-02-09 | 19 | Kent Bridge,Ontario | RK | 2016-2017 | - | 2016-23- 689-ARI | Free Agent | (MLB) | |
| Emilio Vargas | P | Kane County (A) | 6-3 | 200 | R-R | 1996-08-12 | 20 | Moca,Dom Rep | AA | 2013-2018 | - | Minors | Arizona Diamondbacks (AA) | ||
| Ildemaro Vargas | SS | Azl Diamondbacks (Rk) Reno (AAA) Arizona (MLB) | 6-0 | 170 | B-R | 1991-07-16 | 25 | Carpito,Venezuela | MLB | 2010-2018 | 2017-2018 | 2007- UDFA-SLN | Active | Arizona Diamondbacks (MLB) | |
| Daulton Varsho | C | Hillsboro (A-) | 5-10 | 190 | L-R | 1996-07-02 | 20 | Chili,Wisconsin | A+ | 2015-2018 | - | 2017- 2- 68-ARI | Wisconsin-Milwaukee | Minors | Arizona Diamondbacks (A+) |
| Christian Walker | 1B | Reno (AAA) Arizona (MLB) | 6-2 | 225 | R-R | 1991-03-28 | 26 | Limerick,Pennsylvania | MLB | 2010-2018 | 2014-2018 | 2012- 4- 132-BAL | South Carolina | DL-60 | Arizona Diamondbacks (MLB) |
| Taijuan Walker | P | Arizona (MLB) | 6-4 | 195 | R-R | 1992-08-13 | 24 | Yucaipa,California | MLB | 2010-2018 | 2013-2018 | 2010- 1- 43-SEA | DL-60 | Arizona Diamondbacks (MLB) | |
| Colin Walsh | 2B | Jackson (AA) | 6-1 | 185 | B-R | 1989-09-26 | 27 | La Jolla,California | MLB | 2008-2018 | 2016-2016 | 2010-13- 409-SLN | Stanford U. | Free Agent | (MLB) |
| Adam Walton | IF | Kane County (A) | 6-1 | 190 | R-R | 1993-09-22 | 23 | Buffalo Grove,Illinois | A+ | 2013-2018 | - | 2015-20- 613-BAL | Illinois | Minors | Arizona Diamondbacks (A+) |
| Tucker Ward | P | Azl Diamondbacks (Rk) Hillsboro (A-) | 6-5 | 230 | R-R | 1992-05-10 | 25 | Saraland,Alabama | A- | 2013-2018 | - | 2015-40-1186-ARI | Louisiana Tech U., Coastal Alabama CC, Mobile | Free Agent | (MLB) |
| Jordan Watson | P | Azl Diamondbacks (Rk) Hillsboro (A-) | 6-0 | 185 | L-L | 1993-09-14 | 23 | Moore,Oklahoma | A+ | 2013-2018 | - | 2016- 7- 209-ARI | Science and Arts Oklahoma, Seminole St | Retired | - (MLB) |
| Kevin Watson | OF | Azl Diamondbacks (Rk) | 6-1 | 190 | L-L | 1999-05-25 | 18 | Beaverton,Oregon | A- | 2017-2018 | - | 2017-18- 532-ARI | Minors | Arizona Diamondbacks (A-) | |
| Jamie Westbrook | 2B | Azl Diamondbacks (Rk) Jackson (AA) | 5-9 | 170 | R-R | 1995-06-18 | 22 | Gilbert,Arizona | AAA | 2013-2018 | - | 2013- 5- 150-ARI | Minors | Arizona Diamondbacks (AA) | |
| Tom Wilhelmsen | P | Arizona (MLB) | 6-6 | 190 | R-R | 1983-12-16 | 33 | Tucson,Arizona | MLB | 2003-2018 | 2011-2017 | 2002- 7- 199-MIL | Free Agent | (MLB) | |
| Breckin Williams | P-IF | Azl Diamondbacks (Rk) Hillsboro (A-) | 6-0 | 192 | B-R | 1993-09-05 | 23 | Oronogo,Missouri | A+ | 2013-2018 | - | 2015- 4- 106-ARI | Missouri | Minors | Arizona Diamondbacks (A+) |
| Marcus Wilson | OF | Kane County (A) | 6-3 | 175 | R-R | 1996-08-15 | 20 | Los Angeles,California | A+ | 2014-2018 | - | 2014- 2- 69-ARI | Minors | Arizona Diamondbacks (A+) | |
| Jake Winston | P-IF | Kane County (A) Reno (AAA) | 6-2 | 180 | L-R | 1993-09-13 | 23 | Vidalia,Louisiana | AAA | 2013-2018 | - | 2016-17- 509-ARI | So.Mississippi | Minors | Arizona Diamondbacks (A+) |
| Yoel Yanqui | 1B | DSL Diamondbacks (Rk) | 6-1 | 210 | L-L | 1996-04-29 | 21 | Palma Soriano,Cuba | A | 2017-2018 | - | Minors | Arizona Diamondbacks (A) | ||
| Andy Yerzy | C | Missoula (Rk) | 6-3 | 215 | L-R | 1998-07-05 | 18 | North York,Ontario | A- | 2016-2018 | - | 2016- 2- 52-ARI | Minors | Arizona Diamondbacks (Rk) | |
| Alex Young | P | Jackson (AA) | 6-3 | 180 | L-L | 1993-09-09 | 23 | Hawthorn Woods,Illinois | AAA | 2013-2018 | - | 2015- 2- 43-ARI | Texas Christian U. | Minors | Arizona Diamondbacks (AA) |
