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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

Needs more playing time to qualify
MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 8.0 5.63 1.38 23.1% 7.7%
- 1
Sv
- 11.0
IP
- 5.22
ERA
- 1.53
WHIP
- 22.4%
K%
- 10.9%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.1 12.6% 28.7% 48.3% 2.3% 5.05 4.05
- 94.0
FB MPH
- 12.0%
SwStr%
- 28.6%
CSW%
- 50.0%
Str-ICR
- 4.2%
MTK%
- 4.97
PLV
- 3.63
PLA
Holds List
Rank
71st
Saves+Holds List
Rank
98th

Articles

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4/27/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 4/27Rick Graham

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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 8 0 8.0 1-0 0 0 5.63 1.38 1.86 1.62 3.91 4.05 23.1% 7.7% 10.1 0.00 .407 0.0% 54.5% 40.7% 44.4% 12.6% 28.7% 0.48 5.05
RP MLB Percentile - - - --- - - - - - - - - - - - - - - - - - - - - -
RP MLB AVG 9 0 11.0 1-1 1 1 5.22 1.53 4.71 4.72 4.56 3.63 22.4% 10.9% 9.1 1.21 .304 18.9% 71.3% 38.4% 43.5% 12.0% 28.6% 0.49 4.97
Career 45 3 58.0 2-4 0 2 4.50 1.36 4.32 4.42 4.01 3.40 24.4% 9.2% 8.8 1.55 .316 22.7% 73.8% 35.5% 45.5% 15.5% 30.3% 0.54 5.03

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 8 0 8.0 1-0 0 0 0 174 106 68 39 11 9 1 1 0 9 3 0 0
RP MLB Percentile - - - --- - - - - - - - - - - - - - - - -
RP MLB AVG 9 0 11.0 1-1 0 1 1 201 127 74 51 11 7 2 0 1 11 5 1 1
Career 45 3 58.0 2-4 0 0 2 1,025 644 381 250 59 38 10 1 10 61 23 0 1

Jonathan Bowlan Advanced

Hide 2026 MLB Percentile | Hide 2026 MLB Average
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 23.1% 7.7% .324 .412 .771 .337 .407 .407 .213 .245 .259 .275 87.2 80.3 14.4 1.86
RP MLB Percentile - - - - - - - - - - - - - - - -
RP MLB AVG 22.4% 10.9% .251 .409 .749 .334 .304 .335 .242 .332 .290 .377 88.3 89.6 13.3 4.71
Career 24.4% 9.2% .265 .453 .782 .344 .316 .358 .247 .332 .287 .400 86.2 88.6 11.6 4.32

Jonathan Bowlan Pitch › Mix

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team FF% (MPH) SI% (MPH) FC% (MPH) SL% (MPH) ST% (MPH) CB% (MPH) CH% (MPH) FS% (MPH) KN% (MPH) Fastball% Secondary%
2023 KC 37.5% (94.8) 12.5% (94.7) - 41.1% (85.7) - 1.8% (76.7) 5.4% (87.3) - - 50.0% 48.2%
2024 KC 44.1% (95.6) 19.1% (95.1) - 19.1% (86.0) - 13.2% (84.0) 4.4% (87.9) - - 63.2% 36.8%
2025 KC 33.4% (95.5) 17.3% (96.1) - 31.2% (85.8) - 9.6% (81.0) 8.4% (88.4) - - 50.8% 49.2%
2026 PHI 39.9% (97.1) 16.1% (97.3) - 13.3% (86.1) 14.7% (84.9) 2.8% (82.2) 13.3% (90.2) - - 55.9% 44.1%
RP MLB Percentile - - - - - - - - - - -
RP MLB AVG 35.0% (94.0) 26.9% (93.8) 20.8% (89.2) 27.5% (85.6) 23.3% (82.5) 18.0% (80.7) 18.9% (86.0) 19.5% (86.4) 71.0% (56.2) 47.2% 52.7%
Career 35.3% (95.8) 17.0% (96.2) - 28.4% (85.8) 2.1% (85.8) 8.5% (81.3) 8.7% (88.7) - - 52.3% 47.6%

Jonathan Bowlan Pitch › Results

Hide 2026 MLB Percentile | Hide 2026 MLB Average
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 KC 19.0% (3) 0.0% (0) - 43.5% (7) - 0.0% (0) 0.0% (0) - - 14.3% 37.0%
2024 KC 26.7% (5) 53.8% (1) - 30.8% (2) - 22.2% (1) 0.0% (0) - - 34.9% 24.0%
2025 KC 37.9% (54) 25.4% (12) - 34.4% (45) - 21.4% (3) 14.8% (4) - - 33.6% 28.5%
2026 PHI 31.6% (9) 43.5% (1) - 26.3% (4) 33.3% (4) 0.0% (0) 10.5% (1) - - 35.0% 22.2%
RP MLB Percentile - - - - - - - - - - -
RP MLB AVG 26.6% (7) 28.5% (4) 27.6% (4) 30.1% (7) 28.3% (7) 27.3% (5) 22.1% (6) 24.9% (7) 22.7% (1) 28.3% 28.3%
Career 34.8% (71) 29.0% (14) - 34.4% (58) 33.3% (4) 20.2% (4) 12.8% (5) - - 32.9% 27.9%

Jonathan Bowlan Batted Ball › Contact

Hide 2026 MLB Percentile | Hide 2026 MLB Average
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 44.4% 18.5% 29.6% 7.4% 33.3% 44.4% 33.3% 22.2% 16.7% 59.2% 29.6% 7.4% 3.7% 40.7%
RP MLB Percentile - - - - - - - - - - - - - -
RP MLB AVG 43.5% 22.2% 24.3% 10.0% 35.2% 41.9% 33.4% 24.7% 17.5% 61.5% 24.9% 5.8% 7.9% 38.4%
Career 45.5% 21.2% 26.7% 6.7% 34.5% 42.2% 30.7% 27.1% 16.3% 64.2% 23.0% 4.2% 8.5% 35.5%

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 .324 .337 .407 .407 .213 .245 .259 .275 87.2 80.3 14.4 0.0% 40.7% 28.2%
RP MLB Percentile - - - - - - - - - - - - - -
RP MLB AVG .251 .334 .304 .335 .242 .332 .290 .377 88.3 89.6 13.3 18.9% 38.4% 25.1%
Career .265 .344 .316 .358 .247 .332 .287 .400 86.2 88.6 11.6 22.7% 35.5% 23.6%

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 36.2% 60.9% 44.8% 36.0% 28.2% 16.7% 71.8% 84.2% 60.0% 16.1% 12.6% 28.7% 15.5% 54.6% 0.48 48.3%
RP MLB Percentile - - - - - - - - - - - - - - - -
RP MLB AVG 44.1% 62.8% 46.3% 30.6% 25.8% 17.5% 74.2% 83.5% 58.6% 16.6% 12.0% 28.6% 16.8% 57.3% 0.49 50.0%
Career 41.6% 62.8% 48.0% 33.6% 32.3% 16.3% 67.7% 78.4% 52.2% 14.8% 15.5% 30.3% 16.2% 57.1% 0.54 51.3%

Jonathan Bowlan Approach › Locations

Hide 2026 MLB Percentile | Hide 2026 MLB Average
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 36.2% 37.4% 25.3% 37.4% 46.0% 19.0% 35.1% 28.7% 46.0% 5.7%
RP MLB Percentile - - - - - - - - - -
RP MLB AVG 44.1% 34.8% 26.5% 38.7% 36.2% 22.9% 40.9% 30.6% 43.0% 6.3%
Career 41.6% 38.2% 24.5% 37.3% 36.1% 21.1% 42.8% 29.5% 46.0% 5.8%

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 57.5% 10.9% 31.6% 12.0% 53.7% 51.2% 24.0% 32.7% 16.4%
RP MLB Percentile - - - - - - - - -
RP MLB AVG 58.4% 13.1% 29.3% 13.8% 59.5% 49.5% 21.0% 26.2% 19.7%
Career 57.5% 11.3% 31.2% 13.8% 63.4% 53.5% 19.4% 28.4% 19.1%

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 174 5.05 49.4% 12.6% 37.9% 11.5% 2.3% 2.1 +4 4.05
RP MLB Percentile - - - - - - - - - -
RP MLB AVG 201 4.97 46.2% 17.7% 36.1% 10.1% 4.2% 1.7 +2 3.63
Career 1,025 5.03 45.9% 19.6% 34.5% 11.3% 4.3% 11.2 +7 3.40
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