Jack Flaherty

Former Prospect Active on MLB Roster ... Detroit Tigers
High Level
MLB
Years
2014-2026 (2017-2026)
Proper Name
Jack Rafe Flaherty
Nickname
Flare
Positions
P (280)
Height / Weight
6-4 / 225
Bats / Throws
Right / Right
Birthdate
October 15,1995   Age:  30.241
High School
Harvard-Westlake (North Hollywood,CA)
Signing Bonus
$ 2,000,000
Service Time
8.006 (2025)
Contract Info
MLBAM ID
Retrosheet#
flahj002
Show More
[2014] Originally Committed to North Carolina ... Gatorade Player of the Year for California ... 1st Round Draft Pick (#34 overall) by the St. Louis Cardinals   [2017] Participated in the All-Star Weekend Futures Game (US Team)   [2020] Opening day starter for the St. Louis Cardinals   [2021] Opening day starter for the St. Louis Cardinals   [2024] World Series Champion with Los Angeles Dodgers

Games - Pitching

CSV
Glossary
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yearteamsggscggrgfwlwpcttm-wtm-ltm-w%holdsvblsvgs%cg%inn1inn2inn3inn4inn5inn6inn7inn8inn9inn10inn11inn12innxip-sip-ravg_stavg_rellmiemigsc1gsc2
2017SLN6501002.00033.50000083.30.0554530000000020.11.04.11.01043.0041.40
2018SLN282800089.4711117.393000100.00.02828282625155100000151.00.05.4--9057.2156.32
2019SLN3333000118.5791716.515000100.00.033333332312412300000196.10.05.9--9061.2461.00
2020SLN9900043.57154.556000100.00.0998762100000040.10.04.5--3050.6750.11
2021SLN171502092.818116.64700088.20.0151414131210210000076.12.05.11.04055.2053.40
2022SLN9801021.66763.66700088.90.0887552100000035.01.04.41.00047.6346.25
2023SLN,BAL292702089.4711019.34510093.10.02727272524156210000141.13.05.21.515047.1147.33
2024DET,LAN2828000137.6501711.607000100.00.02828282727226100000162.00.05.8--12057.9357.61
2025DET3131000815.348922.290000100.00.03131312828184000000161.00.05.2--18051.2951.26
Tot: 1901840606356.52989101.46810096.80.018418318016816110837810000983.77.05.31.271054.2853.80
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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yearteamsgpaabonbsonbs2obpobp2hbbhbproefcfocisgldbltplhrifhbntb-hhr1hr2hr3hr4iphrrbihr-rbihr-rbi%bb4bb1opronbrrbi%
2017SLN694813435.362.372231010010162142102110013753.8510426114.8
2018SLN28615542178194.289.31510859113112070171201140136100482858.339520928110.0
2019SLN33772704197215.255.2781355574211085241251361158200593762.716326433410.2
2020SLN91701495256.306.329331631030234062105100020735.0001629015.6
2021SLN1732228689105.276.3265726650110341101262084000301653.335512517210.5
2022SLN91671396373.377.437362251450237245432200016637.5065931408.6
2023SLN,BAL29650565240252.369.38816266121280106372171110114110712636.62121529942812.6
2024DET,LAN28649605177194.273.2991353842213088185241330148200593661.0251023529811.7
2025DET31686619211228.308.3321475954112092311231142138110763647.376727736314.6
Tot: 19041253690124156.301.3288363515421127605371511313574266834282039219950.7750511606216711.9
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
2017SLN694811523161.4411056925622021.2871640132611.5316521010159
2018SLN2861554281231280.9665352844716822318229.593314438112148815.910632443753595656
2019SLN33772704211501840.8282544854522727623129.9252176552111412111.623344665355718468
2020SLN91701491537301.2311514123471124928.82103712032326.3407151311102114
2021SLN17322286163780.81441024238842348526.401861240112623.29110262226263933
2022SLN91671391833350.9420510127401713319.7672764564613.0311013127162016
2023SLN,BAL29650565121281281.0067194248716329614822.772511533281913314.315041384338827176
2024DET,LAN28649605151301450.9075244648016934319429.89311494521371016.912423523458715576
2025DET31686619131211570.7785314152016629219027.703113951112121309.218639373446786881
Tot: 190412536901188089010.904601832583036108919829113227.4421486426812767973910.79722212296250304423429429
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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yearteamsgpaabsbsb2sb3sbhdisb%cscs2cs3cshpthrpckffwppbadv_outoobonbsrrs%inh-rinh-s%beq-rbeq-s%
2017SLN69481000000.0110070050351337.1400--22100.00
2018SLN2861554244000100.00000615131341945226.8000--17741.18
2019SLN337727041100025.0330075162522155927.4400--15320.00
2020SLN9170149000000.0110090181562035.7100--7228.57
2021SLN17322286000000.0321018071811053432.3800--5120.00
2022SLN916713911000100.0000080092731824.6600--00--
2023SLN,BAL296505654400066.72200350102152527328.9700--301033.33
2024DET,LAN28649605111100073.3440043182061945930.4100--16212.50
2025DET316866197700077.8220031061352287934.6500--20630.00
Tot: 19041253690282800063.616151028775113226135240730.1000--1123329.46
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%
2017SLN69481356229127604754631751233.7964.3335.6749.270.316.8517.7603133.01010.631330.94
2018SLN286155422597162697146334542236312048264.2262.6137.3946.468.617.8314.035216727.2558.91572060.76
2019SLN33772704318220491133578435523479152610574.1264.3935.6148.069.318.1615.146623630.6739.51942840.68
2020SLN91701497194522671101031291023232124.2362.8737.1344.965.615.3014.21054727.6127.146560.82
2021SLN1732228613528285242311582222056064364.2061.2438.7644.871.917.0915.21889629.8299.0821230.67
2022SLN9167139662390272108691001072902153.9658.9141.0943.874.116.3116.2914929.3159.048590.81
2023SLN,BAL2965056526381618102042628446042411588504.0661.3338.6743.973.416.1516.138316425.2578.81822410.76
2024DET,LAN286496052646169894841735247541312238304.0864.1735.8346.267.915.7615.639718528.5639.71662470.67
2025DET3168661928511813103851432451243213019464.1663.5936.4145.672.718.0315.244122232.47310.61622700.60
Tot: 19041253690170031070363002907211728972588780654954.1262.9537.0545.970.417.1015.22483119729.03879.4106815190.70
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%

Games - Batting

CSV
Glossary
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yearteamsggscggfphprdrgs%cg%exit phexit prexit drln1ln2ln3ln4ln5ln6ln7ln8ln9pos-ppos-cpos-1bpos-2bpos-3bpos-sspos-lfpos-cfpos-rfpos-dh
2017SLN640000266.70.03030000000046000000000
2018SLN31252203380.68.015014000000002528000000000
2019SLN38301105378.93.326011000000003033000000000
2021SLN13110200284.60.00011000000001313000000000
Tot: 887035081079.54.344039000000007280000000000
G: Games ... GS: Games Started ... CG: Completed Games ... GF: Games Finished ... PH: Pinch Hitter ... PR: Pinch Runner ... DR: Defensive Replacement ... GS%: Games Started % ... CG: Complete Games% ... EXIT PH: Exited for Pinch Hitter ... exit PR: Exited for Pinch Runner ... exit DR: Exited for defensive replacement ... ln1-9: Lineup Slots 1-9 ... Games at position

On Base - Batting

CSV
Glossary
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yearteamsgpaabonbsonbs2obpobp2hbbhbproefcfocisgldbltplhrifhbntb-hph_hph_hrhr1hr2hr3hr4iphrrbihr-rbihr-rbi%rbi2bb4bb1opronbrrbi%oppconvconv%ldofobld-ob%lastwohwohr
2017SLN66600.000.00000000000000000000000000--000120.0400.0000--000
2018SLN315246912.173.23172001207000160000000000--00029380.09300.007114.29000
2019SLN3866541216.182.24210200130730031420000000400.0010130419.89244.3515213.33000
2021SLN13261777.269.2692500000100104000100003133.33000101513.33625.566350.00000
Tot: 88150123280.187.2331990025015301424200100007114.2910170966.322562.6728621.43000
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 - Batting

CSV
Glossary
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yearteamsgpaaboutsgoaoratioflylopopout_ifout_ofout_prrbi_outsoso%so3swcalfcfogdpoppgdp%loc1loc2loc3loc4loc5loc6loc7loc8loc9
2017SLN666640--0002400233.3312000010.0000112000
2018SLN315246391553.002033319502038.463137120100.0335162135
2019SLN3866544314121.176154125211725.764125130160.0617734657
2021SLN13261715350.6002317912726.9214300060.0312201013
Tot: 8815012310336221.6483119357834630.6793115250330.012514111097915
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 - Batting

CSV
Glossary
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yearteamsgpasbsb2sb3sbhdisb%cscs2cs3cshs12s13s23s2hd13d1hadvxadv_oppadv_pctpthrpckffwppbadv_outoobronbsrun%
2017SLN6600000--000000000000--0000000--
2018SLN315200000--00002100001333.30000121216.67
2019SLN38661100050.010103001001425.06212141625.00
2021SLN132600000--00003001001425.0000102728.57
Tot: 881501100050.0101081020031127.36213283522.86
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 ... S12: Advanced from 1st to 2nd on singled... S13: Advanced from 1st to 3rd on single ... S23: Advanced from 2nd to 3rd on single ... S2H: Scored from 2nd on single ... D13: Advanced from 1nd to 3rd on double ... D1H: Scored from 1st on double ... ADVX: Advanced an extra base on hit ... ADV-OPP Advancement opportunities on hits ... ADV_PCT: Advanced extra base % ... PTHR: Pickoff throws ... PCKFF%: Picked off ... WPPB: Advanced on wild pitch or passed ball ... ADV_OUT: Advanced on out ... OOB: Out on bases ... R: Runs scored ... ONBS: On base ... RUN%: % of times on base run scored

Pitches - Batting

CSV
Glossary
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yearteamsgpapitstrbalfouswcalinplayswingscontp-pastr%bal%swng%cont%fou%play%fpsfpswfpsw%fpipfpip%rungohit_rungbairgb%
2017SLN6632248819415125.3375.0025.0046.980.025.0012.51583.300.00040--
2018SLN3152199138613920463092693.8369.3530.6546.275.019.6015.1133159.647.7212382.88
2019SLN38662461668032245747109793.7367.4832.5244.372.513.0119.1214365.2710.60028191.47
2021SLN13261096643116351431254.1960.5539.4528.480.610.0912.841557.713.810680.75
Tot: 881505863941929051147952471853.9167.2432.7642.274.915.3616.2399462.7128.03161351.74
G: Games ... PA: Plate Appearances ... 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 ... Airballs Balls in air ... GB% Groundball%