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Seth Johnson

#51 - Relief Pitcher

Philadelphia Phillies

Bats / Throws Right / Right
Date of Birth 9/19/1998 (27)
Height, Weight 6'1", 205 lb
Hometown Concord, NC

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 13.1 6.75 1.58 25.4% 17.5%
186th 2
Sv
331st 33.0
IP
318th 4.33
ERA
296th 1.37
WHIP
98th 22.3%
K%
340th 10.0%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
98.0 12.1% 28.8% 51.4% 4.7% 4.77 4.75
28th 94.4
FB MPH
177th 12.1%
SwStr%
176th 28.4%
CSW%
171st 50.8%
Str-ICR
222nd 4.6%
MTK%
315th 4.93
PLV
339th 3.55
PLA

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Seth Johnson 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
2024 PHI 1 1 2.1 0-1 0 0 34.71 4.71 13.82 13.64 11.98 0.00 0.0% 16.7% 30.9 3.86 .500 25.0% 20.8% 46.7% 26.7% 10.3% 31.0% 0.38 -
2025 PHI 10 0 12.2 1-1 0 0 4.26 1.18 3.41 4.53 2.73 2.53 31.5% 7.4% 7.8 2.13 .267 42.9% 64.8% 33.3% 51.5% 15.0% 29.9% 0.66 5.09
2026 PHI 12 0 13.1 1-0 0 0 6.75 1.58 4.08 4.40 4.71 4.75 25.4% 17.5% 6.8 0.68 .265 14.3% 48.5% 28.6% 45.7% 12.1% 28.8% 0.49 4.77
RP MLB Percentile 13 0 4 27-75 0 0 9 15 39 34 28 3 71 3 72 69 61 52 1 91 61 47 48 45 8
RP MLB AVG 26 1 33.0 2-2 2 4 4.33 1.37 4.30 4.33 4.38 3.55 22.3% 10.0% 8.4 1.15 .291 18.3% 72.3% 37.1% 43.5% 12.1% 28.4% 0.50 4.93
Career 23 1 28.1 2-2 0 0 7.94 1.66 4.58 5.10 4.35 3.37 24.4% 13.3% 9.2 1.59 .308 27.8% 46.3% 33.7% 44.6% 13.0% 29.5% 0.55 4.90

Seth Johnson Repertoire

2024 2025 2026 All
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Seth Johnson Game Log

Seth Johnson 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
2024 PHI 1 1 2.1 0-1 0 0 0 58 37 21 18 8 5 2 0 1 0 3 0 0
2025 PHI 10 0 12.2 1-1 0 0 0 214 147 67 54 11 5 3 0 3 17 4 0 1
2026 PHI 12 0 13.1 1-0 0 0 0 257 152 105 63 10 6 3 0 1 16 11 1 0
RP MLB Percentile 13 0 4 27-75 0 0 0 9 9 87 7 96 95 77 37 82 14 63 47 64
RP MLB AVG 26 1 33.0 2-2 0 2 4 562 358 204 144 31 20 6 1 4 32 14 2 1
Career 23 1 28.1 2-2 0 0 0 529 336 193 135 29 16 8 0 5 33 18 1 1

Seth Johnson Advanced

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Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2024 PHI 0.0% 16.7% .571 .929 1.540 .613 .500 .533 .506 .576 .435 .553 93.2 84.4 20.1 13.82
2025 PHI 31.5% 7.4% .220 .460 .738 .316 .267 .333 .215 .289 .287 .389 93.1 93.4 10.6 3.41
2026 PHI 25.4% 17.5% .196 .314 .663 .311 .265 .286 .196 .316 .259 .328 87.0 85.4 11.3 4.08
RP MLB Percentile 71 3 79 77 60 46 61 65 82 39 64 57 76 81 69 39
RP MLB AVG 22.3% 10.0% .242 .393 .720 .318 .291 .322 .237 .319 .281 .362 87.7 89.3 13.3 4.30
Career 24.4% 13.3% .252 .452 .808 .355 .308 .349 .242 .341 .301 .395 90.5 88.3 12.6 4.58

Seth Johnson 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%
2024 PHI48.3% (95.2)--29.3% (87.4)-10.3% (76.0)12.1% (87.2)-- 48.3% 51.7%
2025 PHI51.4% (97.2)--34.1% (87.9)-7.0% (77.7)-7.5% (88.4)- 51.4% 48.6%
2026 PHI44.0% (98.0)10.1% (95.9)-35.0% (88.0)-9.3% (82.3)-1.6% (90.5)- 54.1% 45.9%
RP MLB Percentile 64 (92) 16 (78) - 77 (76) - 30 (67) - 2 (92) - 65.7% 34.9%
RP MLB AVG 38.1% (94.4) 25.7% (93.9) 20.7% (89.4) 25.5% (85.5) 21.5% (82.5) 16.5% (79.9) 17.2% (86.3) 18.4% (86.4) 32.7% (68.2) 48.3% 51.5%
Career47.5% (97.3)4.9% (95.9)-34.0% (87.9)-8.5% (79.9)1.3% (87.2)3.8% (88.8)- 52.4% 47.6%

Seth Johnson 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%
2024 PHI35.7% (2)--29.4% (3)-16.7% (0)28.6% (1)-- 35.7% 26.7%
2025 PHI23.6% (11)--41.1% (18)-26.7% (2)-25.0% (1)- 23.6% 36.5%
2026 PHI26.5% (15)19.2% (2)-37.8% (11)-16.7% (3)-25.0% (0)- 25.2% 33.1%
RP MLB Percentile 48 (49) 14 (68) - 87 (44) - 13 (56) - 57 (0) - 15.1% 80.6%
RP MLB AVG 27.0% (20) 26.9% (8) 27.2% (10) 29.3% (16) 28.1% (13) 27.3% (9) 21.5% (13) 23.5% (15) 23.9% (7) 27.7% 28.7%
Career26.3% (28)19.2% (2)-38.3% (32)-20.0% (5)28.6% (1)25.0% (1)- 25.6% 33.7%

Seth Johnson 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%
2024 PHI 26.7% 33.3% 26.7% 13.3% 46.7% 26.7% 33.3% 40.0% 6.9% 53.4% 26.7% 13.3% 6.7% 46.7%
2025 PHI 51.5% 21.2% 21.2% 6.1% 27.3% 36.4% 30.3% 33.3% 23.4% 66.6% 21.2% 3.0% 9.1% 33.3%
2026 PHI 45.7% 22.9% 20.0% 11.4% 34.3% 40.0% 34.3% 25.7% 16.7% 71.5% 11.4% 8.6% 8.6% 28.6%
RP MLB Percentile 61 37 23 55 36 63 71 16 42 92 98 33 17 91
RP MLB AVG 43.5% 21.8% 24.4% 10.4% 34.7% 41.0% 33.9% 25.1% 18.0% 62.5% 24.4% 5.9% 7.2% 37.1%
Career 44.6% 24.1% 21.7% 9.6% 33.7% 36.1% 32.5% 31.3% 18.3% 66.2% 18.1% 7.2% 8.4% 33.7%

Seth Johnson 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%
2024 PHI .571 .613 .500 .533 .506 .576 .435 .553 93.2 84.4 20.1 25.0% 46.7% 38.9%
2025 PHI .220 .316 .267 .333 .215 .289 .287 .389 93.1 93.4 10.6 42.9% 33.3% 20.4%
2026 PHI .196 .311 .265 .286 .196 .316 .259 .328 87.0 85.4 11.3 14.3% 28.6% 15.9%
RP MLB Percentile 79 46 61 65 82 39 64 57 76 81 69 52 91 96
RP MLB AVG .242 .318 .291 .322 .237 .319 .281 .362 87.7 89.3 13.3 18.3% 37.1% 24.7%
Career .252 .355 .308 .349 .242 .341 .301 .395 90.5 88.3 12.6 27.8% 33.7% 20.7%

Seth Johnson 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
2024 PHI 53.4% 63.8% 43.1% 14.8% 24.0% 6.9% 76.0% 81.0% 50.0% 20.7% 10.3% 31.0% 25.9% 50.0% 0.38 39.7%
2025 PHI 52.3% 68.7% 53.7% 32.4% 27.8% 23.4% 72.2% 85.4% 39.4% 15.0% 15.0% 29.9% 15.4% 63.6% 0.66 58.4%
2026 PHI 44.0% 59.1% 42.4% 22.9% 28.4% 16.7% 71.6% 80.3% 51.5% 16.7% 12.1% 28.8% 13.6% 55.3% 0.49 51.4%
RP MLB Percentile 31 6 9 2 67 42 67 83 57 52 47 48 4 13 45 51
RP MLB AVG 44.5% 63.5% 47.1% 31.4% 25.5% 18.0% 74.5% 84.0% 58.5% 16.3% 12.1% 28.4% 17.1% 58.0% 0.50 50.8%
Career 48.4% 63.5% 47.1% 25.6% 27.7% 18.3% 72.3% 82.7% 45.7% 16.4% 13.0% 29.5% 15.7% 58.0% 0.55 52.9%

Seth Johnson Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2024 PHI 53.4% 31.0% 24.1% 44.8% 32.8% 27.6% 39.7% 29.3% 46.6% 6.9%
2025 PHI 52.3% 25.2% 26.6% 48.1% 43.0% 26.6% 30.4% 29.4% 43.9% 7.9%
2026 PHI 44.0% 34.6% 26.1% 39.3% 37.7% 20.6% 41.6% 32.7% 41.2% 4.7%
RP MLB Percentile 31 50 66 63 55 66 55 78 33 4
RP MLB AVG 44.5% 34.7% 27.0% 38.3% 36.5% 22.9% 40.5% 29.9% 43.1% 6.6%
Career 48.4% 30.4% 26.1% 43.5% 39.3% 23.8% 36.9% 31.0% 42.9% 6.2%

Seth Johnson Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2024 PHI 69.0% 5.2% 25.9% 27.5% 61.1% 44.4% 30.0% - 0.0%
2025 PHI 57.5% 8.4% 34.1% 13.0% 64.8% 51.9% 20.3% 20.5% 23.3%
2026 PHI 55.3% 17.5% 27.2% 12.0% 57.1% 41.3% 22.5% 17.1% 22.9%
RP MLB Percentile 6 3 33 11 28 12 64 1 69
RP MLB AVG 58.5% 12.3% 29.6% 14.5% 60.7% 49.9% 21.0% 26.5% 19.3%
Career 57.7% 12.5% 29.9% 14.4% 60.7% 45.9% 22.6% 17.1% 20.9%

Seth Johnson PLV

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Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 PHI 58 - - - - - - - - 0.00
2025 PHI 214 5.09 44.6% 21.5% 33.9% 10.7% 5.6% 0.9 +1 2.53
2026 PHI 257 4.77 45.1% 14.8% 40.1% 5.1% 4.7% -0.9 -3 4.75
RP MLB Percentile 9 8 20 17 8 8 34 57 69 3
RP MLB AVG 562 4.93 45.9% 17.3% 36.8% 9.1% 4.6% 0.8 +0 3.55
Career 529 4.90 44.9% 17.5% 37.6% 7.4% 5.1% 0.1 -2 3.37
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