Zack Kelly

Former Prospect In Minors ... Worcester Red Sox [BOS-AAA]
High Level
MLB
Years
2016-2026 (2022-2026)
Proper Name
Zachery Reed Kelly
Positions
P (269)
Height / Weight
6-3 / 231
Bats / Throws
Right / Right
Birthdate
March 3,1995   Age:  31.101
High School
Lord Botetourt (Daleville,VA)
Colleges
Newberry College (Newberry,SC)
Drafted/Signed
Service Time
2.134 (2025)
MLB Debut
MLBAM ID
Retrosheet#
kellm004
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Games - Pitching

CSV
Glossary
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yearteamsggscggrgfwlwpcttm-wtm-ltm-w%holdsvblsvgs%cg%inn1inn2inn3inn4inn5inn6inn7inn8inn9inn10inn11inn12innxip-sip-ravg_stavg_rellmiemigsc1gsc2
2022BOS4004200--13.2500000.0--00000004000000.04.0--1.000
2023BOS1400142101.000113.0710000.0--00032136400000.016.2--1.232
2024BOS280028832.6001018.3575000.0--001215813920000.031.1--1.1312
2025BOS420042044.5002319.5488200.0--00001713171130000.039.2--0.9812
Tot: 8800881286.5713553.39813200.0--001541324402450000.091.7--1.01426
g: Games Pitched ... gs: Games Started ... cg: Complete Games ... gr: Games Relieved ... gf: Games Finished ... w: Wins ... l: Losses ... wpct: Win Percentage ... tm-w: Team Wins in games pitched ... tm-l: Team losses in games pitched ... tm-w%: Team win% when pitching ... hold: Holds ... sv: Saves ... blsv: Blown Saves ... gs%: Games Started% ... cg%: Complete Games% ... inn#: Appearances in this inning ... innx: Appearances in 13th+ inning ... ip-s: Innings Pitched as Starter ... ip-r: Innings Pitched as Reliever ... avg_st: Average innings pitched per start ... avg_rel: Average innings pitched per relief appearance ... lmi: Left game mid-inning ... emi: Entered game mid-inning ... gsc1: Average Game Score using Bill James Formula (as starter) ... gsc2: Average Game Score using Tom Tango formula (as starter)

On Base - Pitching

CSV
Glossary
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2022BOS4161455.313.313311000020011001000011100.0000560.0
2023BOS1471622225.310.352139010201030000000000700.0031324515.6
2024BOS281281124045.313.352271030150203223312000015213.3303608415.5
2025BOS421681455257.310.339321911210207058203200014750.0057751108.2
Tot: 883833331195.311.345753952380521328125162000371027.0381117224511.8
G: Games ... PA: Plate Appearances ... AB: At Bats ... ONBS: On base (H+BB+HBP) ... ONBS2: All On Base (H+BB+HBP+ERROR+FC+FO) ... OBP: On Base Percentage ... OBP2: On Base Percentage for ONBS2 ... H: Hits ... BB: Walks ... HBP: Hit by Pitch ... ROE: Reached on Error ... FC: Fielder`s Choice ... FO: Forceouts ... CI: Catcher`s Interference ... SGL: Singles ... DBL: Doubles ... TPL: Triples ... HR: Home Runs ... IFH: Infield Hits ... BNT: Bunts ... B-H: Bunt hits ... PH-H: Pinch Hits ... PH-HR: Pinch hit home runs ... HR1: Solo home runs ... HR2: 2-run Homers ... HR3: 3-run Homers ... HR4: Grand Slams ... IPHR: Inside the park homers ... RBI: Runs batted in ... HR-RBI: RBIS on Home Runs ... HR-RBI%: % of RBIs on Home Runs ... RBI2: Runs batted in on outs ... BB4: Walks on 4 pitches ... BB1OP: Walks with 1st base open ... RON: PA with runners on ... BR: # of Baserunners ... RBI%: % of opportunities with RBI ... OPP: RBI Opportunities Points ... CONV: RBIs points converted ... CONV%: Converted% ... LDOF: Leadoff ... OB: Leadoff onbase ... LD-OB%: Leadoff onbase% ... LAST: Last batter of game ... WOH: Walk-off Hits ... WOHR: Walk-off Home Runs

Outs - Pitching

CSV
Glossary
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yearteamsgpaaboutsgoaoratioflylopopout_ifout_ofout_prrbi_outsoso%so3swcalfcfogdpoppgdp%loc1loc2loc3loc4loc5loc6loc7loc8loc9
2022BOS4161411160.1722210600425.0003100020.0004300200
2023BOS1471624813190.6810365318721622.54297021166.32037341296
2024BOS281281128526370.7025759236922217.1951661552718.51191189172113
2025BOS4216814510934460.742881011850622917.2662632183225.02012161415202012
Tot: 88383333253741080.696520232731102267118.5413541738147718.25128372528515031
G: Games ... PA: Plate Appearances ... AB: At Bats ... Outs: Outs ... GO: Groundouts ... AO: Air Outs ... ratio: Groundouts/Airouts ... FLY: Flyballs ... LO: Lineouts ... POP: Popouts ... OUT_IF: Infield Outs ... OUT_OF: Outfield Outs ... OUT_PR: Productive Outs ... RBI_OUT: RBIs on outs ... SO: Strikeouts ... SO%: Strikeout% ... SO3: Struck out on 3 pitches ... SW: Strikeouts swinging ... CAL: Strikeouts looking ... FC: Reached on fielders choice ... FO: Reached on forceout ... GDP: Grounded into Double Play ... OPP: Double play opportunities ... GDP%: Grounded into double play% ... LOC1-9: Balls hit to position location

Baserunning - Pitching

CSV
Glossary
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2022BOS4161400000--0000000015120.0000--00--
2023BOS1471623210075.011003057025832.004250.006233.33
2024BOS2812811211000100.0000030371451635.5617741.186233.33
2025BOS421681453300075.011001002110571424.561815.5611436.36
Tot: 883833337610077.82200160102521323929.55391025.6423834.78
G: Games ... PA: Plate Appearances ... AB: At Bats ... SB: Stolen Bases ... SB2: Steals of 2b ... SB3: Steals of 3b ... SBH: Steals of home ... DI: Advanced on defensive indifference ... SB%: Stolen base % ... CS: Caught stealing ... CS2: Caught stealing 2b ... CS3: Caught stealing 3b ... CSH: Caught stealing home ... PTHR: Pickoff throws ... PCKFF: Picked off ... WPPB: Advancement on wild pitch or passed ball ... ADV_OUT: Runner advanced on out ... OOB: Out on bases ... onbs Runners on base ... R: Runs scored ... RS%: % of times on base run scored ... inh-r Inherited runners ... inhr-s Inherited runners scored ... beq-r Bequeathed runners (runners on base when leaving game) ... beq-s Bequeathed runners scored ... % % related to prior 2 columns

Pitches - Pitching

CSV
Glossary
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yearteamsgpaabpitstrbalfouswcalinplayswingscontp-pastr%bal%swng%cont%fou%play%fpsfpswfpsw%fpipfpip%gbairgb%
2022BOS41614644222127121030224.0065.6334.3846.973.318.7515.612743.816.3280.25
2023BOS14716227317210146245246120923.8563.0037.0044.076.716.8516.8492535.21318.318280.64
2024BOS28128112474309165814485932241743.7065.1934.8147.377.717.0919.6843829.7129.437560.66
2025BOS42168145668415253105531281192872243.9862.1337.8743.078.015.7217.8913822.6148.351680.75
Tot: 8838333314799385412441282772686615123.8663.4236.5844.777.516.5018.123610828.24010.41081600.68
G: Games ... PA: Plate Appearances ... AB: At bats ... PIT: Pitches ... STR: Strikes ... BAL: Balls ... FOU: Fouls ... SW: Swing and miss ... CAL: Called strikes ... INPLAY: Balls put in play ... SWINGS: Total swings ... CONT: Contacts ... P-PA: Pitches per plate appearance ... STR%: Strikes% ... Ball%: Balls% ... SWNG%: Swing % ... CONT%: Contact% (per swing) ... FOU%: Foul ball% ... PLAY: Ball in Play% ... FPS: First pitch strikes ... FPSW: First pitch swings ... FPSW%: First pitch swing%... FPIP: First pitches in play ... FPIP%: First pitches in play% ... RUNGO: Runners going while batting ... HIT_RUN: Hit and Runs ... GB Ground balls ... Air Balls in air ... GB% Groundball%