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Jonathan Bowlan

#52 - Relief Pitcher

Philadelphia Phillies

Bats / Throws Right / Right
Date of Birth 12/1/1996 (29)
Height, Weight 6'6", 240 lb
Hometown Arlington, TN

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
2 56.1 3.36 1.03 31.9% 6.6%
95th 3
Sv
135th 51.0
IP
105th 4.20
ERA
34th 1.35
WHIP
17th 22.6%
K%
53rd 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.1 15.6% 30.0% 53.4% 2.8% 5.09 3.06
54th 94.7
FB MPH
40th 12.1%
SwStr%
101st 28.5%
CSW%
80th 51.2%
Str-ICR
40th 4.7%
MTK%
49th 4.94
PLV
85th 3.50
PLA
Holds List
Rank
22nd
Saves+Holds List
Rank
42nd

Articles

9/19/2026Year of the Fightins? Why the Phillies Could Win It All — Like, SeriouslyChristopher Barnett

9/18/2026Fantasy Baseball Relief Pitcher Roundup: 9/17Rick Graham

9/16/2026Fantasy Baseball Relief Pitcher Roundup: 9/15Rick Graham

9/15/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 9/15Rick Graham

9/12/2026Fantasy Baseball Relief Pitcher Roundup: 9/11Rick Graham

See More Articles
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Jonathan Bowlan Overview

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L Sv Hld ERA WHIP xERA FIP xFIP PLA K% BB% H/9 HR/9 BABIP HR/FB% LOB% ICR% GB% SwStr% CSW% IPR% PLV
2023 KC 2 1 3.0 0-1 0 0 3.00 1.67 5.93 5.59 4.65 3.17 21.4% 0.0% 15.0 3.00 .400 25.0% 100.0% 36.4% 20.0% 17.9% 25.0% 0.43 5.22
2024 KC 1 1 2.2 0-1 0 0 13.50 3.38 18.03 22.26 8.86 6.10 17.6% 17.6% 20.3 10.13 .375 75.0% 100.0% 45.5% 36.4% 13.2% 30.9% 0.56 4.81
2025 KC 34 1 44.1 1-2 0 2 3.86 1.22 3.83 3.97 3.76 3.13 25.6% 9.4% 7.5 1.22 .282 21.4% 72.4% 33.3% 48.7% 16.2% 31.1% 0.56 5.03
2026 PHI 59 0 56.1 2-2 2 14 3.36 1.03 2.73 3.36 3.17 3.06 31.9% 6.6% 6.9 1.28 .271 20.5% 76.8% 38.7% 44.1% 15.6% 30.0% 0.61 5.09
RP MLB Percentile 78 0 60 32-47 62 85 70 89 92 79 92 75 95 84 76 34 67 33 68 33 50 88 70 84 83
RP MLB AVG 41 2 51.0 3-3 3 7 4.20 1.35 4.20 4.19 4.25 3.50 22.6% 9.8% 8.3 1.10 .291 17.7% 72.7% 36.8% 44.0% 12.1% 28.5% 0.50 4.94
Career 96 3 106.1 3-6 2 16 3.81 1.18 3.66 4.07 3.57 3.17 28.4% 8.0% 7.7 1.52 .284 24.0% 77.3% 36.6% 44.9% 15.9% 30.3% 0.58 5.06

Jonathan Bowlan Repertoire

2023 2024 2025 2026 All
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Jonathan Bowlan Game Log

Jonathan Bowlan Standard

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Year Team G GS IP W-L QS Sv Hld P Strikes Balls TBF H 1B 2B 3B HR K BB HB WP
2023 KC 2 1 3.0 0-1 0 0 0 56 37 19 14 5 4 0 0 1 3 0 0 0
2024 KC 1 1 2.2 0-1 0 0 0 68 43 25 17 6 3 0 0 3 3 3 0 0
2025 KC 34 1 44.1 1-2 0 0 2 727 458 269 180 37 22 9 0 6 46 17 0 1
2026 PHI 59 0 56.1 2-2 0 2 14 966 622 344 229 43 30 4 1 8 73 15 4 0
RP MLB Percentile 78 0 60 32-47 0 62 85 65 66 35 60 43 39 76 21 20 83 63 16 77
RP MLB AVG 41 2 51.0 3-3 0 3 7 853 546 308 219 46 31 9 1 6 50 21 3 2
Career 96 3 106.1 3-6 0 2 16 1,817 1,160 657 440 91 59 13 1 18 125 35 4 1

Jonathan Bowlan Advanced

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Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2023 KC 21.4% 0.0% .357 .571 .928 .395 .400 .455 .356 .399 .412 .519 83.3 85.5 19.5 5.93
2024 KC 17.6% 17.6% .429 1.071 1.600 .639 .375 .545 .460 .658 .440 .830 85.7 91.9 18.9 18.03
2025 KC 25.6% 9.4% .230 .398 .700 .305 .282 .319 .226 .306 .272 .367 86.3 90.9 9.6 3.83
2026 PHI 31.9% 6.6% .207 .351 .622 .276 .271 .314 .188 .259 .247 .335 86.7 88.7 12.8 2.73
RP MLB Percentile 95 84 80 66 80 81 67 56 91 92 85 65 68 60 51 92
RP MLB AVG 22.6% 9.8% .241 .390 .714 .315 .291 .322 .235 .315 .280 .359 87.7 89.2 13.1 4.20
Career 28.4% 8.0% .229 .403 .699 .307 .284 .331 .219 .299 .270 .377 86.4 89.6 11.9 3.66

Jonathan Bowlan Pitch › Mix

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Year Team FF% (MPH) SI% (MPH) FC% (MPH) SL% (MPH) ST% (MPH) CB% (MPH) CH% (MPH) FS% (MPH) KN% (MPH) Fastball% Secondary%
2023 KC37.5% (94.8)12.5% (94.7)-41.1% (85.7)-1.8% (76.7)5.4% (87.3)-- 50.0% 48.2%
2024 KC44.1% (95.6)19.1% (95.1)-19.1% (86.0)-13.2% (84.0)4.4% (87.9)-- 63.2% 36.8%
2025 KC33.4% (95.5)17.3% (96.1)-31.2% (85.8)-9.6% (81.0)8.4% (88.4)-- 50.8% 49.2%
2026 PHI48.0% (97.1)11.3% (97.1)-18.5% (86.8)8.0% (84.7)0.8% (82.4)13.3% (90.5)-- 59.3% 40.6%
RP MLB Percentile 74 (84) 14 (88) - 33 (56) 16 (79) 1 (69) 41 (90) - - 78.9% 20.0%
RP MLB AVG 38.7% (94.7) 26.6% (94.1) 19.7% (89.4) 25.8% (86.1) 21.0% (82.4) 15.5% (80.3) 17.5% (86.1) 18.9% (86.6) 42.7% (61.5) 48.7% 51.2%
Career41.7% (96.5)14.0% (96.5)-24.3% (86.2)4.2% (84.7)4.8% (81.4)10.7% (89.7)-- 55.8% 44.1%

Jonathan Bowlan Pitch › Results

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Year Team FF CSW% SI CSW% FC CSW% SL CSW% ST CSW% CB CSW% CH CSW% FS CSW% KN CSW% Fastball CSW% Secondary CSW%
2023 KC19.0% (3)0.0% (0)-43.5% (7)-0.0% (0)0.0% (0)-- 14.3% 37.0%
2024 KC26.7% (5)53.8% (1)-30.8% (2)-22.2% (1)0.0% (0)-- 34.9% 24.0%
2025 KC37.9% (54)25.4% (12)-34.4% (45)-21.4% (3)14.8% (4)-- 33.6% 28.5%
2026 PHI35.1% (89)24.8% (3)-29.6% (31)19.5% (7)12.5% (0)23.4% (20)-- 33.2% 25.3%
RP MLB Percentile 97 (3) 26 (73) - 49 (29) 11 (64) 5 (89) 58 (30) - - 93.4% 20.9%
RP MLB AVG 27.1% (31) 27.4% (13) 26.8% (14) 29.6% (27) 28.4% (19) 27.2% (15) 22.3% (20) 22.5% (20) 19.3% (9) 27.9% 28.8%
Career35.2% (151)25.9% (16)-32.8% (85)19.5% (7)20.5% (4)20.0% (24)-- 32.9% 27.1%

Jonathan Bowlan Batted Ball › Contact

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Year Team GB% LD% FB% PU% SS% Pull% Cent% Oppo% Foul Str% PC% Fl&B% Solid% Brl% ICR%
2023 KC 20.0% 30.0% 40.0% 10.0% 50.0% 18.2% 45.5% 36.4% 21.4% 60.0% 30.0% 0.0% 10.0% 36.4%
2024 KC 36.4% 18.2% 36.4% 9.1% 36.4% 54.5% 27.3% 18.2% 16.2% 54.6% 27.3% 9.1% 9.1% 45.5%
2025 KC 48.7% 21.4% 23.9% 6.0% 33.3% 42.7% 29.1% 28.2% 15.8% 66.7% 20.5% 3.4% 9.4% 33.3%
2026 PHI 44.1% 20.6% 28.7% 6.6% 37.5% 36.5% 37.2% 26.3% 20.2% 61.0% 25.0% 6.6% 7.4% 38.7%
RP MLB Percentile 50 60 82 19 30 19 81 57 81 31 43 34 34 33
RP MLB AVG 44.0% 21.7% 24.2% 10.1% 34.7% 41.0% 33.6% 25.4% 18.2% 62.9% 24.6% 5.8% 6.8% 36.8%
Career 44.9% 21.2% 27.4% 6.6% 36.1% 39.1% 33.7% 27.2% 18.3% 63.2% 23.4% 5.1% 8.4% 36.6%

Jonathan Bowlan Batted Ball › Outcomes

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Year Team AVG wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA HR/FB ICR% IPA%
2023 KC .357 .395 .400 .455 .356 .399 .412 .519 83.3 85.5 19.5 25.0% 36.4% 28.6%
2024 KC .429 .639 .375 .545 .460 .658 .440 .830 85.7 91.9 18.9 75.0% 45.5% 29.4%
2025 KC .230 .305 .282 .319 .226 .306 .272 .367 86.3 90.9 9.6 21.4% 33.3% 21.7%
2026 PHI .207 .276 .271 .314 .188 .259 .247 .335 86.7 88.7 12.8 20.5% 38.7% 23.1%
RP MLB Percentile 80 81 67 56 91 92 85 65 68 60 51 33 33 63
RP MLB AVG .241 .315 .291 .322 .235 .315 .280 .359 87.7 89.2 13.1 17.7% 36.8% 24.4%
Career .229 .307 .284 .331 .219 .299 .270 .377 86.4 89.6 11.9 24.0% 36.6% 23.0%

Jonathan Bowlan Approach › Plate Discipline

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Year Team Zone% Str% Swing% O-Sw% Whiff% Foul Str% Con% Z-Con% O-Con% CS% SwStr% CSW% BIP% PLUS% IPR% Str-ICR
2023 KC 53.6% 66.1% 58.9% 23.1% 30.3% 21.4% 69.7% 77.8% 33.3% 7.1% 17.9% 25.0% 19.6% 57.1% 0.43 51.8%
2024 KC 45.6% 63.2% 45.6% 29.7% 29.0% 16.2% 71.0% 80.0% 54.5% 17.6% 13.2% 30.9% 16.2% 54.4% 0.56 48.5%
2025 KC 41.5% 63.0% 48.1% 33.9% 33.7% 15.8% 66.3% 77.2% 50.7% 14.9% 16.2% 31.1% 16.1% 57.9% 0.56 52.3%
2026 PHI 41.9% 64.4% 50.0% 37.1% 31.3% 20.2% 68.7% 78.5% 56.3% 14.4% 15.6% 30.0% 14.2% 59.9% 0.61 53.4%
RP MLB Percentile 18 57 79 89 86 81 86 88 63 18 88 70 10 73 84 77
RP MLB AVG 44.5% 63.8% 47.4% 31.7% 25.6% 18.2% 74.4% 84.0% 58.5% 16.4% 12.1% 28.5% 17.1% 58.4% 0.50 51.2%
Career 42.3% 63.8% 49.4% 35.2% 32.1% 18.3% 67.9% 78.0% 53.7% 14.5% 15.9% 30.3% 15.2% 58.8% 0.58 52.7%

Jonathan Bowlan Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2023 KC 53.6% 32.7% 30.9% 36.4% 30.9% 23.6% 45.5% 16.4% 52.7% 3.6%
2024 KC 45.6% 45.6% 27.9% 26.5% 30.9% 26.5% 42.6% 33.8% 38.2% 7.4%
2025 KC 41.5% 38.1% 23.5% 38.4% 34.7% 20.9% 44.4% 30.3% 46.2% 5.8%
2026 PHI 41.9% 35.3% 28.3% 36.4% 46.9% 20.9% 32.1% 26.4% 45.3% 7.6%
RP MLB Percentile 18 57 32 35 92 76 10 20 67 80
RP MLB AVG 44.5% 34.6% 27.0% 38.4% 36.2% 22.9% 40.9% 29.9% 43.1% 6.6%
Career 42.3% 36.7% 26.4% 36.8% 40.9% 21.2% 37.9% 27.9% 45.6% 6.7%

Jonathan Bowlan Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2023 KC 64.3% 1.8% 33.9% 19.4% 50.0% 35.7% 8.3% 10.5% 15.8%
2024 KC 60.3% 7.4% 32.4% 14.6% 58.8% 58.8% 26.8% 18.2% 13.6%
2025 KC 56.7% 12.5% 30.8% 13.6% 67.0% 54.9% 18.4% 29.9% 20.5%
2026 PHI 55.9% 10.4% 33.7% 13.1% 60.3% 50.4% 18.7% 32.8% 22.1%
RP MLB Percentile 9 78 92 29 42 49 19 93 76
RP MLB AVG 58.6% 12.1% 29.9% 14.5% 61.1% 50.3% 21.2% 26.8% 19.3%
Career 56.6% 10.8% 32.5% 13.6% 62.6% 52.1% 18.6% 30.5% 21.0%

Jonathan Bowlan PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2023 KC 56 5.22 44.6% 25.0% 30.4% 14.3% 3.6% 1.5 +2 3.17
2024 KC 68 4.81 36.8% 30.9% 32.4% 4.4% 5.9% 5.2 +2 6.10
2025 KC 727 5.03 45.9% 19.8% 34.3% 11.7% 4.7% 2.4 -1 3.13
2026 PHI 966 5.09 50.3% 15.8% 33.9% 16.5% 2.8% -2.7 -6 3.06
RP MLB Percentile 65 83 91 23 80 80 87 68 79 75
RP MLB AVG 853 4.94 45.9% 17.4% 36.7% 9.2% 4.7% 0.7 0 3.50
Career 1,817 5.06 47.9% 18.3% 33.8% 14.0% 3.7% 6.4 -3 3.17
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