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Will Klein

Will Klein #34

  • P
  • B/T: R/R
  • 6' 5"/230
  • Age: 25
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2025 Regular Season

G W-L ERA IP SO WHIP
10 1-1 3.38 10.2 15 1.97

Career Regular Season

G W-L ERA IP SO WHIP
18 2-1 6.50 18.0 22 2.17

Will Klein Bio

  • Fullname: William Boone Klein
  • Born: 11/28/1999 in Bloomington, IN
  • Draft: 2020, Kansas City Royals, Round: 5, Overall Pick: 135
  • College: Eastern Illinois
  • Debut: 4/28/2024
William Boone Klein
Will resides in Bloomington, Ind... Graduated in 2017 from Bloomington North High School (Ind.), where he earned first team All-Conference honors.

2024

Went 1-0 with a 11.05 ERA (9 ER, 7.1 IP) with six walks and seven strikeouts in eight games between Kansas City and Oakland. Made his Major League debut on April 28 at Detroit... tossed a scoreless eighth inning with two strikeouts. Earned first career win on June 2 vs. San Diego tossing a scoreless ninth inning. Held the opposition to a .184 batting average at Triple-A Omaha, walked 27 batters in 37.2 innings for a .317 on-base percentage…had a .604 OPS…ranked T-10th in the International League in saves (nine).

2023

Recorded 44 strikeouts in 29.1 innings (13.5 K/9) over 21 appearances with Double-A Northwest Arkansas, before being promoted to Triple-A Omaha on June 13... Did not allow a run over his last six appearances (11.0 IP) with Northwest Arkansas and allowed only three runs over his first 12 outings (15.2 IP) with Omaha, a stretch in which he recorded a 1.01 ERA (3 ER in 26.2 IP)...In his 28 outings with Omaha, his fastball averaged 97.0 mph, including a season-high 101.7 mph fastball on June 21 at Rochester...For the season, his 13.01 K/9 led all Royals minor leaguers (min. 60.0 IP) and his 30.5 K% ranked fourth.
Year W L ERA G GS SV IP SO WHIP
2025 Regular Season 1 1 3.38 10 0 0 10.2 15 1.97
Career Regular Season 2 1 6.50 18 0 0 18.0 22 2.17
  • Status: Active
  • Next OKC Game: 08-01 vs SL

Splits

Duration W L ERA G GS SV IP H ER BB SO WHIP
Last 7 Games 0 1 6.00 7 0 0 6.0 9 4 8 8 2.83
Last 15 Games 1 1 3.38 10 0 0 10.2 12 4 9 15 1.97
Last 30 Games - - --- - - - --- - - - - ---
Last 3 Games W L SV IP H ER BB SO
7/26 @ BOS 0 0 0 1.0 2 0 1 1
7/22 vs MIN 0 0 0 0.1 0 1 3 1
7/20 vs MIL 0 0 0 1.1 1 0 0 1
Games by Position: RP (10)

News

6/26/2025 at 12:44 AM 6/26/2025 at 12:44 AM

Will Klein seals the 8-1 win
4/16/2025 at 5:55 PM 4/16/2025 at 5:55 PM

Mariners option Santos, recall Klein from Triple-A
8/03/2024 at 3:47 PM 8/03/2024 at 3:47 PM

A's say goodbye to Erceg, hello to Klein
7/31/2024 at 12:26 AM 7/31/2024 at 12:26 AM

A's reel in four-prospect haul in deals with Royals, Mets
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