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Garrett Whitlock

#22 - Relief Pitcher

Boston Red Sox

Bats / Throws Right / Right
Date of Birth 6/11/1996 (30)
Height, Weight 6'5", 222 lb
Hometown Snellville, GA

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
3 48.0 1.87 0.83 30.0% 3.9%
87th 3
Sv
159th 48.0
IP
15th 4.24
ERA
8th 1.35
WHIP
40th 22.6%
K%
3rd 9.9%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
95.0 17.6% 31.8% 59.1% 7.0% 5.10 2.47
125th 94.6
FB MPH
12th 12.1%
SwStr%
44th 28.5%
CSW%
6th 51.2%
Str-ICR
330th 4.7%
MTK%
51st 4.94
PLV
17th 3.46
PLA
Holds List
Rank
2nd
Saves+Holds List
Rank
13th

Articles

9/8/2026Fantasy Baseball Relief Pitcher Roundup: 9/7Rick Graham

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9/4/2026Fantasy Baseball Relief Pitcher Roundup: 9/3Rick Graham

8/30/2026Fantasy Baseball Relief Pitcher Roundup: 8/29Rick Graham

8/30/2026MLB Rumor Roundup: 8/30Griffey Geiss

See More Articles
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Garrett Whitlock 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
2021 BOS 46 0 73.1 8-4 2 14 1.96 1.10 3.03 2.84 3.06 2.78 27.2% 5.7% 7.9 0.74 .304 17.1% 82.0% 37.6% 52.3% 13.9% 31.4% 0.64 5.20
2022 BOS 31 9 78.1 4-2 6 4 3.45 1.02 3.31 3.29 3.09 2.67 26.4% 4.8% 7.5 1.15 .271 20.0% 73.1% 38.0% 42.9% 15.2% 31.9% 0.63 5.12
2023 BOS 22 10 71.2 5-5 1 3 5.15 1.33 4.81 4.28 3.66 3.38 23.7% 4.3% 10.3 1.63 .342 26.5% 68.9% 41.2% 46.3% 14.5% 31.5% 0.63 5.04
2024 BOS 4 4 18.1 1-0 0 0 1.96 1.15 3.36 3.33 3.93 2.92 22.7% 9.3% 6.9 0.49 .271 10.0% 87.4% 42.0% 36.7% 7.8% 25.9% 0.48 5.18
2025 BOS 62 0 72.0 7-3 1 24 2.25 1.08 2.89 2.18 3.21 3.04 31.1% 8.2% 6.8 0.25 .304 4.9% 77.3% 34.1% 48.0% 17.4% 32.8% 0.73 5.06
2026 BOS 49 0 48.0 6-1 3 24 1.87 0.83 2.26 2.10 2.67 2.47 30.0% 3.9% 6.2 0.56 .261 10.7% 78.2% 33.6% 41.5% 17.6% 31.8% 0.70 5.10
RP MLB Percentile 66 0 53 87-64 63 98 96 97 97 97 97 95 89 99 84 82 69 75 75 74 41 96 87 95 83
RP MLB AVG 38 2 48.0 3-3 3 6 4.24 1.35 4.21 4.22 4.27 3.46 22.6% 9.9% 8.3 1.11 .290 17.6% 72.5% 36.8% 43.8% 12.1% 28.5% 0.50 4.94
Career 214 23 361.2 31-15 13 69 2.96 1.09 3.33 3.02 3.21 2.89 27.2% 5.7% 7.8 0.87 .298 16.4% 76.3% 37.6% 46.0% 15.1% 31.5% 0.65 5.11

Garrett Whitlock Repertoire

2021 2022 2023 2024 2025 2026 All
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Garrett Whitlock Game Log

Garrett Whitlock 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
2021 BOS 46 0 73.1 8-4 0 2 14 1,150 780 370 298 64 44 14 0 6 81 17 3 3
2022 BOS 31 9 78.1 4-2 2 6 4 1,166 793 373 311 65 40 14 1 10 82 15 1 2
2023 BOS 22 10 71.2 5-5 3 1 3 1,195 815 380 304 82 49 18 2 13 72 13 3 2
2024 BOS 4 4 18.1 1-0 0 0 0 321 205 116 75 14 9 4 0 1 17 7 1 0
2025 BOS 62 0 72.0 7-3 0 1 24 1,180 807 373 293 54 44 8 0 2 91 24 5 3
2026 BOS 49 0 48.0 6-1 0 3 24 672 477 195 180 33 24 6 0 3 54 7 0 2
RP MLB Percentile 66 0 53 87-64 0 63 98 41 47 70 42 61 50 55 47 66 61 93 84 29
RP MLB AVG 38 2 48.0 3-3 0 3 6 796 509 287 204 43 28 8 1 6 46 19 3 2
Career 214 23 361.2 31-15 5 13 69 5,684 3,877 1,807 1,461 312 210 64 3 35 397 83 13 12

Garrett Whitlock Advanced

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Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2021 BOS 27.2% 5.7% .233 .349 .631 .272 .304 .325 .219 .263 .288 .332 87.7 88.1 7.5 3.03
2022 BOS 26.4% 4.8% .222 .379 .639 .278 .271 .305 .230 .286 .284 .366 88.8 88.3 15.3 3.31
2023 BOS 23.7% 4.3% .288 .502 .825 .350 .342 .381 .272 .334 .319 .417 89.6 91.0 11.6 4.81
2024 BOS 22.7% 9.3% .212 .318 .615 .278 .271 .286 .224 .288 .291 .316 87.8 80.8 11.2 3.36
2025 BOS 31.1% 8.2% .206 .260 .543 .246 .304 .312 .197 .263 .274 .333 88.5 89.1 11.1 2.89
2026 BOS 30.0% 3.9% .194 .282 .505 .223 .261 .280 .200 .236 .268 .315 87.2 85.0 16.0 2.26
RP MLB Percentile 89 99 82 90 96 97 69 78 83 97 62 80 58 91 32 97
RP MLB AVG 22.6% 9.9% .240 .389 .713 .314 .290 .320 .235 .315 .279 .358 87.7 89.2 13.3 4.21
Career 27.2% 5.7% .231 .360 .640 .282 .298 .323 .226 .284 .289 .360 88.5 88.3 12.0 3.33

Garrett Whitlock 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%
2021 BOS10.3% (96.3)52.6% (95.8)-16.4% (83.7)--20.5% (83.1)-- 62.9% 37.0%
2022 BOS3.3% (95.2)58.9% (95.3)-18.0% (83.2)--19.8% (84.6)-- 62.2% 37.8%
2023 BOS0.7% (94.9)52.2% (94.0)-5.1% (79.6)17.8% (79.6)-24.1% (82.7)-- 52.9% 47.0%
2024 BOS-22.7% (93.4)19.3% (86.6)14.6% (83.9)15.0% (80.8)-28.4% (84.4)-- 22.7% 77.3%
2025 BOS-47.1% (95.8)-27.2% (84.9)4.8% (82.7)-20.9% (84.3)-- 47.1% 52.9%
2026 BOS-55.8% (95.0)-26.3% (86.1)--17.7% (84.4)-- 55.8% 44.0%
RP MLB Percentile - 93 (63) - 56 (44) - - 60 (24) - - 71.6% 27.8%
RP MLB AVG 38.6% (94.6) 26.6% (94.0) 20.2% (89.4) 25.8% (85.9) 21.2% (82.4) 15.4% (80.3) 16.7% (86.2) 18.5% (86.6) 43.0% (61.7) 48.5% 51.3%
Career2.9% (96.0)51.4% (95.1)1.1% (86.6)17.7% (84.2)5.6% (80.3)-21.3% (83.8)-- 54.3% 45.7%

Garrett Whitlock 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%
2021 BOS30.5% (24)33.1% (69)-36.0% (31)--23.7% (36)-- 32.6% 29.2%
2022 BOS26.3% (4)33.3% (87)-38.1% (49)--22.9% (37)-- 33.0% 30.2%
2023 BOS0.0% (0)31.1% (58)-44.3% (17)35.2% (44)-27.8% (54)-- 30.7% 32.4%
2024 BOS-35.6% (4)25.8% (6)21.3% (3)25.0% (2)-20.9% (10)-- 35.6% 23.0%
2025 BOS-34.0% (91)-35.8% (64)33.3% (5)-26.0% (45)-- 34.0% 31.7%
2026 BOS-28.3% (49)-42.4% (45)--26.9% (24)-- 28.3% 36.1%
RP MLB Percentile - 54 (3) - 96 (18) - - 76 (24) - - 52.8% 94.6%
RP MLB AVG 27.1% (29) 27.4% (12) 26.8% (13) 29.9% (25) 28.5% (18) 26.9% (12) 21.6% (17) 22.4% (18) 20.1% (9) 27.8% 28.8%
Career28.0% (28)32.3% (358)25.8% (6)37.3% (209)33.3% (51)-25.1% (206)-- 32.1% 30.9%

Garrett Whitlock 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%
2021 BOS 52.3% 22.3% 17.8% 7.6% 35.0% 32.5% 32.5% 35.0% 19.3% 62.5% 25.9% 8.1% 3.6% 37.6%
2022 BOS 42.9% 21.2% 23.6% 12.3% 35.8% 36.6% 32.4% 31.0% 17.8% 61.8% 23.6% 6.6% 8.0% 38.0%
2023 BOS 46.3% 23.6% 22.7% 7.4% 38.0% 43.5% 30.1% 26.4% 18.7% 58.8% 25.0% 6.9% 9.3% 41.2%
2024 BOS 36.7% 34.7% 20.4% 8.2% 44.9% 46.0% 24.0% 30.0% 22.4% 57.1% 30.6% 6.1% 6.1% 42.0%
2025 BOS 48.0% 21.4% 23.7% 6.9% 38.7% 34.7% 32.4% 32.9% 20.9% 65.9% 22.0% 4.0% 8.1% 34.1%
2026 BOS 41.5% 19.5% 23.7% 15.3% 31.4% 37.8% 31.9% 30.3% 21.4% 66.1% 25.4% 5.9% 2.5% 33.6%
RP MLB Percentile 41 68 40 87 76 30 36 83 92 73 38 42 96 74
RP MLB AVG 43.8% 21.6% 24.4% 10.3% 34.6% 40.9% 33.6% 25.4% 18.2% 62.9% 24.5% 5.8% 6.8% 36.8%
Career 46.0% 22.5% 22.1% 9.4% 36.6% 37.6% 31.4% 31.0% 19.6% 62.3% 24.7% 6.4% 6.6% 37.6%

Garrett Whitlock 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%
2021 BOS .233 .272 .304 .325 .219 .263 .288 .332 87.7 88.1 7.5 17.1% 37.6% 24.8%
2022 BOS .222 .278 .271 .305 .230 .286 .284 .366 88.8 88.3 15.3 20.0% 38.0% 26.0%
2023 BOS .288 .350 .342 .381 .272 .334 .319 .417 89.6 91.0 11.6 26.5% 41.2% 29.3%
2024 BOS .212 .278 .271 .286 .224 .288 .291 .316 87.8 80.8 11.2 10.0% 42.0% 28.0%
2025 BOS .206 .246 .304 .312 .197 .263 .274 .333 88.5 89.1 11.1 4.9% 34.1% 20.1%
2026 BOS .194 .223 .261 .280 .200 .236 .268 .315 87.2 85.0 16.0 10.7% 33.6% 22.2%
RP MLB Percentile 82 97 69 78 83 97 62 80 58 91 32 75 74 67
RP MLB AVG .240 .314 .290 .320 .235 .315 .279 .358 87.7 89.2 13.3 17.6% 36.8% 24.4%
Career .231 .282 .298 .323 .226 .284 .289 .360 88.5 88.3 12.0 16.4% 37.6% 24.9%

Garrett Whitlock 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
2021 BOS 50.5% 67.8% 50.3% 31.6% 27.6% 19.3% 72.4% 78.1% 59.4% 17.5% 13.9% 31.4% 17.1% 62.3% 0.64 55.0%
2022 BOS 51.0% 68.0% 51.3% 31.2% 29.6% 17.8% 70.4% 78.1% 52.2% 16.7% 15.2% 31.9% 18.3% 62.4% 0.63 54.1%
2023 BOS 49.1% 68.2% 51.2% 34.9% 28.3% 18.7% 71.7% 84.0% 48.6% 17.0% 14.5% 31.5% 18.1% 61.3% 0.63 53.3%
2024 BOS 46.4% 63.9% 45.8% 30.2% 17.0% 22.4% 83.0% 92.6% 65.4% 18.1% 7.8% 25.9% 15.6% 59.5% 0.48 50.8%
2025 BOS 47.0% 68.4% 53.0% 37.6% 32.8% 20.9% 67.2% 77.2% 50.6% 15.4% 17.4% 32.8% 14.7% 63.8% 0.73 58.4%
2026 BOS 44.6% 71.0% 56.7% 44.6% 31.0% 21.4% 69.0% 82.8% 51.2% 14.3% 17.6% 31.8% 17.7% 66.1% 0.70 59.1%
RP MLB Percentile 55 99 100 100 84 92 84 62 81 17 96 87 66 99 95 98
RP MLB AVG 44.4% 63.8% 47.4% 31.7% 25.6% 18.2% 74.4% 83.9% 58.6% 16.3% 12.1% 28.5% 17.1% 58.3% 0.50 51.2%
Career 48.7% 68.2% 51.8% 35.1% 29.2% 19.6% 70.8% 80.4% 52.9% 16.4% 15.1% 31.5% 17.0% 62.7% 0.65 55.4%

Garrett Whitlock Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2021 BOS 50.5% 30.1% 27.1% 42.8% 32.9% 28.7% 38.3% 26.3% 46.6% 7.4%
2022 BOS 51.0% 29.4% 27.6% 43.0% 28.7% 26.9% 44.3% 27.9% 44.5% 6.8%
2023 BOS 49.1% 27.6% 27.3% 45.1% 22.2% 27.1% 50.8% 32.8% 39.9% 8.5%
2024 BOS 46.4% 22.1% 32.1% 45.8% 23.7% 24.3% 52.0% 34.0% 34.0% 7.2%
2025 BOS 47.0% 25.3% 28.7% 45.9% 28.6% 23.7% 47.7% 31.5% 39.7% 6.5%
2026 BOS 44.6% 21.8% 31.9% 46.3% 40.4% 20.3% 39.3% 31.4% 36.7% 6.4%
RP MLB Percentile 55 2 7 90 70 82 43 64 11 42
RP MLB AVG 44.4% 34.5% 27.0% 38.5% 36.3% 22.9% 40.8% 29.8% 43.2% 6.6%
Career 48.7% 27.0% 28.4% 44.5% 29.3% 25.7% 45.0% 30.1% 41.4% 7.2%

Garrett Whitlock Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2021 BOS 59.0% 9.6% 32.3% 14.3% 64.4% 51.3% 23.7% 24.0% 21.8%
2022 BOS 58.7% 10.3% 31.0% 15.9% 65.9% 55.0% 22.8% 24.3% 22.4%
2023 BOS 59.0% 6.6% 34.4% 13.8% 69.7% 60.9% 24.3% 25.8% 17.5%
2024 BOS 54.2% 14.6% 31.2% 13.2% 60.0% 52.0% 21.3% 25.0% 17.0%
2025 BOS 56.9% 7.2% 36.6% 13.6% 69.2% 60.3% 21.2% 26.2% 21.1%
2026 BOS 58.6% 6.7% 34.7% 16.8% 66.7% 54.4% 19.5% 33.5% 23.2%
RP MLB Percentile 53 99 95 81 88 80 28 97 83
RP MLB AVG 58.5% 12.1% 29.9% 14.5% 61.0% 50.1% 21.1% 26.8% 19.2%
Career 58.2% 8.6% 33.6% 14.6% 66.8% 56.3% 22.5% 26.1% 20.7%

Garrett Whitlock PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2021 BOS 1,150 5.20 49.6% 17.3% 33.1% 16.6% 5.0% -0.2 +3 2.78
2022 BOS 1,166 5.12 47.8% 19.2% 33.0% 14.8% 5.8% -1.6 +2 2.67
2023 BOS 1,195 5.04 45.3% 19.7% 35.1% 10.2% 7.8% 21.8 +19 3.38
2024 BOS 321 5.18 47.0% 18.1% 34.9% 12.1% 6.5% 0.2 -4 2.92
2025 BOS 1,180 5.06 46.4% 18.7% 34.9% 11.4% 7.3% -6.5 -6 3.04
2026 BOS 672 5.10 47.0% 19.8% 33.2% 13.8% 7.0% -12.6 -5 2.47
RP MLB Percentile 41 83 61 85 83 83 6 93 70 95
RP MLB AVG 796 4.94 46.0% 17.3% 36.7% 9.3% 4.7% 0.6 -1 3.46
Career 5,684 5.11 47.2% 18.8% 34.0% 13.2% 6.6% 1.0 +10 2.89
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