| Player Name | Pos | Ht | Wt | B-T | BornDate | Place | HiLvl | Stat Years | MLB Years | Draft Information |
| Josh Syberg | P | 5-11 | 160 | L-L | 1988-03-16 | St. Louis,Missouri | NCAA | 2007-2011 | - | |
| Blake Sydeski | C-1B | 6-3 | 215 | R-R | 1992-11-16 | Daytona Beach,Florida | NCAA | 2012-2013 | - | |
| Luke Syens | P | 6-3 | 205 | L-L | 1994-- | Burlington,Wisconsin | NCAA | 2013-2016 | - | |
| Andrew Sykes | P | 6-1 | 188 | L-L | 1995-07-20 | Valparaiso,Indiana | NCAA | 2015-2016 | - | 2014-35-1053-KCA |
| Brandon Sykes | P | 5-10 | 185 | R-R | - | NCAA | 2018-2018 | - | ||
| Chad Sykes | IF-P | 5-11 | 165 | R-R | 1996-- | Creedmoor,North Carolina | NCAA | 2015-2017 | - | |
| Jacob Sylvester | P | 6-7 | 225 | R-R | 1995-09-26 | Lenexa,Kansas | NCAA | 2015-2017 | - | |
| Jake Sylvester | C | 6-1 | 210 | R-R | 1990-- | Livermore,California | NCAA | 2009-2011 | - | |
| Nate Sylvester | - | - | NCAA | 2016-2017 | - | |||||
| Nate Sylvester | P | 5-9 | 165 | L-L | 1995-- | Morrison,Colorado | NCAA | 2014-2017 | - | |
| Skyler Sylvester | P | 6-6 | 200 | R-R | 1995-- | Salt Lake City,Utah | NCAA | 2016-2017 | - | |
| Tyler Sylvester | UT | 6-2 | 215 | R-R | 1997-12-25 | Lithonia,Georgia | NCAA | 2018-2018 | - | |
| Kevin Sylvestri | P | 6-2 | 165 | - | - | NCAA | 2018-2018 | - | ||
| Nico Symington | IF | 6-1 | 176 | R-R | 1996-04-09 | Ridgewood,New Jersey | NCAA | 2015-2015 | - | |
| Dillon Symon | P | 6-6 | 205 | R-R | 1994-06-23 | Germantown,Tennessee | NCAA | 2015-2016 | - | |
| Tevin Symonette | OF | 5-11 | 190 | R-R | 1996-- | Freeport,Bahamas | NCAA | 2016-2018 | - | |
| Adam Symons | IF | 6-1 | 185 | R-R | 1984-09-25 | Aurora,Colorado | NCAA | 2006-2008 | - | |
| Anthony Synegal | C-OF | 5-10 | 201 | R-R | 1986-02-16 | Hollister,California | NCAA | 2008-2009 | - | |
| Boomer Synek | IF | 5-9 | 185 | L-R | 1993-- | Northbrook,Illinois | NCAA | 2016-2016 | - | |
| Dalton Sype | IF | 6-2 | 200 | R-R | 1990-06-11 | Laguna Beach,California | NCAA | 2009-2013 | - | |
| Arik Sypher | P | 5-10 | 185 | R-R | 1998-05-25 | Chester,Connecticut | NCAA | 2017-2018 | - | |
| Kevin Sytko | IF | 6-0 | 200 | R-R | 1981-03-19 | Surrey,BC | NCAA | 2002-2003 | - | |
| Kyle Sytsma | H | - | 1984-- | - | NCAA | 2005-2006 | - |
