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Will Klein

#61 - Relief Pitcher

Los Angeles Dodgers

Bats / Throws Right / Right
Date of Birth 11/28/1999 (26)
Height, Weight 6'5", 230 lb
Hometown Bloomington, IN

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
1 27.0 2.33 1.19 27.0% 8.1%
77th 1
Sv
136th 23.0
IP
70th 4.43
ERA
135th 1.39
WHIP
106th 22.2%
K%
123rd 10.4%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.8 9.6% 30.8% 53.1% 3.9% 5.06 3.00
25th 94.3
FB MPH
280th 12.0%
SwStr%
93rd 28.5%
CSW%
127th 50.5%
Str-ICR
86th 4.5%
MTK%
89th 4.93
PLV
89th 3.60
PLA
Saves List
Rank
50th
Holds List
Rank
44th
Saves+Holds List
Rank
68th

Articles

6/10/2026Fantasy Baseball Relief Pitcher Roundup: 6/9Rick Graham

6/10/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 6/10Rick Graham

6/9/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 6/9Rick Graham

6/9/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 6/9Rick Graham

6/8/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 6/8Rick Graham

See More Articles
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Will Klein 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 KC/ATH 8 0 7.1 1-0 0 0 11.05 2.45 6.70 3.73 6.08 4.04 18.4% 15.8% 14.7 0.00 .480 0.0% 50.0% 40.0% 44.0% 7.5% 27.4% 0.33 5.01
2025 LAD 14 0 15.1 1-1 0 2 2.35 1.57 3.07 2.74 3.39 3.87 30.0% 14.3% 8.2 0.00 .378 0.0% 76.9% 35.1% 52.8% 11.8% 27.2% 0.48 4.99
2026 LAD 22 1 27.0 2-2 1 8 2.33 1.19 3.03 2.48 3.46 3.00 27.0% 8.1% 7.7 0.33 .314 5.9% 82.3% 39.4% 50.7% 9.6% 30.8% 0.61 5.06
RP MLB Percentile 57 74 60 38-16 56 88 79 61 72 89 73 74 69 64 49 84 32 85 81 31 74 20 72 76 72
RP MLB AVG 18 1 23.0 1-1 1 3 4.43 1.39 4.30 4.30 4.34 3.60 22.2% 10.4% 8.5 1.08 .292 17.6% 72.0% 37.4% 43.7% 12.0% 28.5% 0.49 4.93
Career 44 1 49.2 4-3 1 10 3.62 1.49 3.58 2.74 3.81 3.42 26.5% 11.4% 8.9 0.18 .364 3.6% 72.8% 38.3% 50.0% 10.0% 29.0% 0.52 5.03

Will Klein Repertoire

2024 2025 2026 All
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Will Klein Game Log

Will Klein Standard

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L QS Sv Hld P Strikes Balls TBF H 1B 2B 3B HR K BB HB WP
2024 KC/ATH 8 0 7.1 1-0 0 0 0 146 82 64 38 12 8 4 0 0 7 6 0 1
2025 LAD 14 0 15.1 1-1 0 0 2 305 179 126 70 14 10 4 0 0 21 10 2 0
2026 LAD 22 1 27.0 2-2 0 1 8 439 289 150 111 23 19 3 0 1 30 9 1 1
RP MLB Percentile 57 74 60 38-16 0 56 88 59 61 42 58 33 21 48 27 65 64 46 32 24
RP MLB AVG 18 1 23.0 1-1 0 1 3 397 252 146 102 21 14 4 0 3 23 10 1 1
Career 44 1 49.2 4-3 0 1 10 890 550 340 219 49 37 11 0 1 58 25 3 2

Will Klein 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
2024 KC/ATH 18.4% 15.8% .387 .516 .990 .426 .480 .480 .335 .401 .393 .445 89.3 83.6 7.8 6.70
2025 LAD 30.0% 14.3% .246 .316 .687 .317 .378 .378 .202 .278 .313 .300 89.0 96.6 5.4 3.07
2026 LAD 27.0% 8.1% .228 .287 .584 .262 .314 .324 .240 .272 .334 .341 90.0 82.9 7.9 3.03
RP MLB Percentile 69 64 53 79 76 77 32 42 38 72 10 60 19 93 81 72
RP MLB AVG 22.2% 10.4% .242 .390 .720 .320 .292 .322 .237 .322 .283 .364 87.9 89.5 13.3 4.30
Career 26.5% 11.4% .259 .333 .685 .311 .364 .368 .244 .300 .340 .352 89.6 85.0 7.2 3.58

Will Klein 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 KC/ATH 56.8% (97.0) - - 13.7% (87.6) - 29.5% (86.5) - - - 56.8% 43.2%
2025 LAD 57.4% (97.9) - 16.1% (92.6) 0.3% (91.8) 4.3% (90.7) 22.0% (85.7) - - - 57.4% 42.6%
2026 LAD 50.6% (97.8) - - 5.0% (90.8) 27.1% (88.9) 17.3% (85.0) - - - 50.6% 49.4%
RP MLB Percentile 78 (93) - - 6 (98) 66 (99) 62 (88) - - - 60.7% 39.9%
RP MLB AVG 37.6% (94.3) 25.8% (93.9) 21.7% (89.3) 26.0% (85.4) 22.0% (82.5) 17.5% (79.8) 18.4% (86.2) 19.8% (86.5) 31.8% (68.1) 47.7% 52.2%
Career 53.9% (97.7) - 5.5% (92.6) 4.8% (89.4) 14.8% (89.4) 20.9% (85.6) - - - 53.9% 46.1%

Will Klein 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 KC/ATH 32.5% (6) - - 20.0% (1) - 20.9% (4) - - - 32.5% 20.6%
2025 LAD 29.1% (20) - 28.6% (7) 0.0% (0) 7.7% (1) 25.4% (8) - - - 29.1% 24.6%
2026 LAD 35.6% (17) - - 18.2% (2) 29.4% (19) 22.4% (4) - - - 35.6% 25.8%
RP MLB Percentile 92 (30) - - 10 (75) 54 (19) 29 (46) - - - 94.3% 21.9%
RP MLB AVG 27.0% (14) 27.4% (6) 27.0% (7) 29.3% (12) 28.2% (11) 26.9% (7) 21.8% (10) 24.5% (13) 23.3% (6) 27.9% 28.6%
Career 32.7% (43) - 28.6% (7) 18.6% (3) 27.3% (20) 23.1% (16) - - - 32.7% 24.6%

Will Klein 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 KC/ATH 44.0% 28.0% 28.0% 0.0% 40.0% 48.0% 20.0% 32.0% 11.6% 60.0% 28.0% 8.0% 4.0% 40.0%
2025 LAD 52.8% 30.6% 11.1% 8.3% 41.7% 40.5% 35.1% 24.3% 19.3% 64.0% 27.8% 2.8% 5.6% 35.1%
2026 LAD 50.7% 20.3% 24.6% 4.3% 37.7% 25.4% 45.1% 29.6% 18.9% 59.4% 34.8% 4.3% 1.4% 39.4%
RP MLB Percentile 74 58 53 9 29 2 95 79 57 28 4 64 95 31
RP MLB AVG 43.7% 21.7% 24.2% 10.4% 34.6% 41.3% 33.6% 25.2% 17.7% 62.3% 24.6% 5.9% 7.2% 37.4%
Career 50.0% 24.6% 21.5% 4.6% 39.2% 33.8% 37.6% 28.6% 17.9% 60.7% 31.5% 4.6% 3.1% 38.3%

Will Klein 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 KC/ATH .387 .426 .480 .480 .335 .401 .393 .445 89.3 83.6 7.8 0.0% 40.0% 26.3%
2025 LAD .246 .317 .378 .378 .202 .278 .313 .300 89.0 96.6 5.4 0.0% 35.1% 18.6%
2026 LAD .228 .262 .314 .324 .240 .272 .334 .341 90.0 82.9 7.9 5.9% 39.4% 25.2%
RP MLB Percentile 53 77 32 42 38 72 10 60 19 93 81 85 31 37
RP MLB AVG .242 .320 .292 .322 .237 .322 .283 .364 87.9 89.5 13.3 17.6% 37.4% 24.7%
Career .259 .311 .364 .368 .244 .300 .340 .352 89.6 85.0 7.2 3.6% 38.3% 23.3%

Will Klein 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 KC/ATH 44.5% 56.2% 36.3% 17.3% 20.8% 11.6% 79.2% 92.3% 42.9% 19.9% 7.5% 27.4% 17.1% 47.9% 0.33 42.5%
2025 LAD 41.0% 58.7% 43.3% 28.9% 27.3% 19.3% 72.7% 83.8% 55.8% 15.4% 11.8% 27.2% 12.1% 54.1% 0.48 50.2%
2026 LAD 46.9% 65.8% 44.6% 32.2% 21.4% 18.9% 78.6% 89.3% 61.3% 21.2% 9.6% 30.8% 16.2% 60.6% 0.61 53.1%
RP MLB Percentile 79 74 27 46 23 57 23 14 40 93 20 72 43 72 76 63
RP MLB AVG 44.3% 63.2% 46.6% 31.0% 25.6% 17.7% 74.4% 84.0% 58.4% 16.5% 12.0% 28.5% 17.0% 57.7% 0.49 50.5%
Career 44.5% 61.8% 42.8% 28.5% 23.4% 17.9% 76.6% 87.9% 57.4% 19.0% 10.0% 29.0% 14.9% 56.3% 0.52 50.3%

Will Klein Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2024 KC/ATH 44.5% 22.6% 31.5% 45.9% 38.4% 23.3% 38.4% 32.2% 36.3% 7.5%
2025 LAD 41.0% 19.3% 28.2% 52.5% 50.2% 21.0% 28.9% 36.4% 35.4% 4.3%
2026 LAD 46.9% 25.7% 31.0% 43.3% 45.6% 24.8% 29.6% 29.2% 39.9% 9.3%
RP MLB Percentile 79 10 9 72 88 28 5 38 27 95
RP MLB AVG 44.3% 34.7% 26.8% 38.5% 36.3% 22.8% 40.9% 30.1% 43.0% 6.5%
Career 44.5% 23.0% 30.1% 46.9% 46.0% 23.3% 30.8% 32.1% 37.8% 7.3%

Will Klein 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 KC/ATH 58.2% 14.4% 27.4% 18.8% 73.7% 55.3% 23.5% 5.0% 17.5%
2025 LAD 51.8% 13.1% 35.1% 10.1% 58.6% 45.7% 21.5% 22.4% 19.6%
2026 LAD 57.2% 12.3% 31.7% 12.7% 64.0% 56.1% 26.3% 27.3% 21.6%
RP MLB Percentile 40 38 61 34 61 80 85 61 66
RP MLB AVG 58.5% 12.6% 29.5% 14.2% 60.2% 49.6% 21.2% 26.3% 19.2%
Career 55.5% 12.9% 32.1% 13.0% 64.0% 52.7% 24.3% 22.4% 20.3%

Will Klein PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 KC/ATH 146 5.01 44.5% 19.2% 36.3% 8.2% 3.4% 5.4 +6 4.04
2025 LAD 305 4.99 49.5% 14.8% 35.7% 13.8% 1.6% 1.2 +1 3.87
2026 LAD 439 5.06 50.6% 15.7% 33.7% 16.9% 3.9% -3.3 +1 3.00
RP MLB Percentile 59 72 87 33 77 77 74 71 30 74
RP MLB AVG 397 4.93 46.0% 17.0% 37.0% 9.0% 4.5% 0.5 +0 3.60
Career 890 5.03 49.2% 16.0% 34.8% 14.4% 3.0% 3.3 +8 3.42
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