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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 3.2 7.36 2.18 19.0% 14.3%
87th 1
Sv
282nd 8.0
IP
285th 5.63
ERA
307th 1.57
WHIP
223rd 22.0%
K%
255th 11.4%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.4 7.8% 23.3% 48.9% 3.3% 4.74 6.02
28th 94.2
FB MPH
285th 11.9%
SwStr%
311th 28.5%
CSW%
203rd 49.5%
Str-ICR
144th 4.1%
MTK%
302nd 4.96
PLV
330th 3.77
PLA

Articles

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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 6.09 0.0% 16.7% 30.9 3.86 .500 25.0% 20.8% 46.7% 26.7% 10.3% 31.0% 0.38 4.80
2025 PHI 10 0 12.2 1-1 0 0 4.26 1.18 3.44 4.53 2.73 3.31 31.5% 7.4% 7.8 2.13 .267 42.9% 64.8% 33.3% 51.5% 15.0% 29.9% 0.66 5.03
2026 PHI 3 0 3.2 0-0 0 0 7.36 2.18 4.30 4.38 6.43 6.02 19.0% 14.3% 12.3 0.00 .385 0.0% 44.4% 38.5% 38.5% 7.8% 23.3% 0.38 4.74
RP MLB Percentile 18 0 16 0-35 0 0 19 13 46 44 13 6 36 25 17 59 23 63 9 46 32 18 11 25 13
RP MLB AVG 7 0 8.0 0-0 1 1 5.63 1.57 4.83 5.40 4.79 3.77 22.0% 11.4% 9.4 1.30 .306 18.8% 71.8% 38.4% 43.7% 11.9% 28.5% 0.48 4.96
Career 14 1 18.2 1-2 0 0 8.68 1.82 4.90 5.44 4.43 4.19 22.6% 10.8% 11.6 1.93 .351 28.6% 44.2% 37.7% 42.6% 12.4% 28.5% 0.55 4.92

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 3 0 3.2 0-0 0 0 0 90 54 36 21 5 4 1 0 0 4 3 1 0
RP MLB Percentile 18 0 16 0-35 0 0 0 23 23 72 22 64 47 42 9 59 20 51 9 32
RP MLB AVG 7 0 8.0 0-0 0 1 1 151 95 56 38 8 5 2 0 1 9 4 1 0
Career 14 1 18.2 1-2 0 0 0 362 238 124 93 24 14 6 0 4 21 10 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 3.44
2026 PHI 19.0% 14.3% .294 .353 .782 .371 .385 .385 .225 .332 .286 .315 84.9 85.3 16.4 4.30
RP MLB Percentile 36 25 29 57 37 30 23 32 55 46 49 66 80 78 37 46
RP MLB AVG 22.0% 11.4% .253 .407 .751 .338 .306 .336 .244 .335 .291 .379 88.3 89.6 13.4 4.83
Career 22.6% 10.8% .296 .519 .895 .394 .351 .393 .268 .362 .322 .424 91.3 89.1 14.2 4.90

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 PHI 48.3% (95.2) - - 29.3% (87.4) - 10.3% (76.0) 12.1% (87.2) - - 48.3% 51.7%
2025 PHI 51.4% (97.2) - - 34.1% (87.9) - 7.0% (77.7) - 7.5% (88.4) - 51.4% 48.6%
2026 PHI 45.6% (97.4) 5.6% (95.3) - 33.3% (88.3) - 11.1% (81.3) - 4.4% (90.5) - 51.1% 48.9%
RP MLB Percentile 71 (89) 3 (67) - 71 (81) - 30 (53) - 4 (88) - 58.0% 41.5%
RP MLB AVG 34.6% (94.2) 26.8% (93.8) 21.2% (89.3) 27.5% (85.6) 23.4% (82.5) 18.1% (81.0) 19.4% (86.1) 21.0% (86.3) - (-) 47.0% 52.8%
Career 49.4% (96.9) 1.4% (95.3) - 33.1% (88.0) - 8.6% (78.5) 1.9% (87.2) 5.5% (88.8) - 50.8% 49.2%

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 PHI 35.7% (2) - - 29.4% (3) - 16.7% (0) 28.6% (1) - - 35.7% 26.7%
2025 PHI 23.6% (11) - - 41.1% (18) - 26.7% (2) - 25.0% (1) - 23.6% 36.5%
2026 PHI 17.1% (3) 0.0% (0) - 40.0% (3) - 10.0% (1) - 25.0% (0) - 15.2% 31.8%
RP MLB Percentile 13 (55) 0 (78) - 80 (59) - 8 (67) - 44 (0) - 5.1% 68.8%
RP MLB AVG 26.5% (6) 28.1% (3) 28.0% (4) 31.0% (6) 29.1% (5) 28.2% (4) 22.5% (5) 25.9% (7) - (-) 27.8% 28.6%
Career 24.0% (16) 0.0% (0) - 39.2% (24) - 19.4% (3) 28.6% (1) 25.0% (1) - 23.4% 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 38.5% 23.1% 23.1% 15.4% 38.5% 53.8% 38.5% 7.7% 22.2% 61.6% 15.4% 7.7% 15.4% 38.5%
RP MLB Percentile 32 39 48 74 34 85 66 5 88 46 83 30 13 46
RP MLB AVG 43.7% 22.0% 24.1% 10.3% 35.2% 41.3% 33.4% 25.3% 17.0% 61.6% 24.7% 5.9% 8.0% 38.4%
Career 42.6% 24.6% 23.0% 9.8% 34.4% 37.7% 32.8% 29.5% 20.4% 62.2% 21.3% 6.6% 9.8% 37.7%

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 .294 .371 .385 .385 .225 .332 .286 .315 84.9 85.3 16.4 0.0% 38.5% 23.8%
RP MLB Percentile 29 30 23 32 55 46 49 66 80 78 37 63 46 55
RP MLB AVG .253 .338 .306 .336 .244 .335 .291 .379 88.3 89.6 13.4 18.8% 38.4% 25.0%
Career .296 .394 .351 .393 .268 .362 .322 .424 91.3 89.1 14.2 28.6% 37.7% 24.7%

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 42.2% 60.0% 44.4% 26.9% 17.5% 22.2% 82.5% 80.8% 85.7% 15.6% 7.8% 23.3% 14.4% 54.4% 0.38 48.9%
RP MLB Percentile 38 26 38 29 18 88 18 68 5 39 18 11 22 24 25 41
RP MLB AVG 43.4% 62.4% 45.7% 30.2% 25.9% 17.0% 74.1% 83.8% 58.1% 16.6% 11.9% 28.5% 16.8% 56.8% 0.48 49.5%
Career 50.0% 65.7% 49.7% 28.2% 25.0% 20.4% 75.0% 83.7% 52.9% 16.0% 12.4% 28.5% 16.9% 59.1% 0.55 53.0%

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 42.2% 31.1% 27.8% 41.1% 40.0% 18.9% 41.1% 37.8% 34.4% 3.3%
RP MLB Percentile 38 34 34 61 67 76 51 86 10 12
RP MLB AVG 43.4% 35.1% 26.1% 38.8% 36.4% 22.5% 41.2% 30.6% 43.3% 6.1%
Career 50.0% 27.6% 26.5% 45.9% 40.6% 24.9% 34.5% 31.5% 42.0% 6.6%

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 52.2% 15.6% 32.2% 10.6% 61.9% 42.9% 17.0% 24.1% 13.8%
RP MLB Percentile 6 27 73 21 57 26 19 40 21
RP MLB AVG 58.6% 13.4% 28.7% 13.7% 59.0% 49.2% 21.2% 27.0% 19.9%
Career 58.0% 9.7% 32.3% 15.2% 63.4% 48.4% 21.4% 18.8% 17.9%

Seth Johnson PLV

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Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 PHI 58 4.80 50.0% 12.1% 37.9% 12.1% 5.2% 5.1 +5 6.09
2025 PHI 214 5.03 43.5% 23.4% 33.2% 10.3% 4.7% 2.3 +2 3.31
2026 PHI 90 4.74 46.7% 14.4% 38.9% 7.8% 3.3% 1.5 +2 6.02
RP MLB Percentile 23 13 46 23 23 23 57 40 33 6
RP MLB AVG 151 4.96 45.7% 18.1% 36.2% 9.5% 4.1% 1.2 +1 3.77
Career 362 4.92 45.3% 19.3% 35.4% 9.9% 4.4% 8.9 +8 4.19
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