50 players are tied for the worst strikeout percentage in a season, with a strikeout percentage of 100.0. The first three are Colin Rea, Trevor Rogers and Greg Jones in 2025.
Interpreted as:
highest strikeout% by a player in a single MLB season by a stater| NAME | SO% | SEASON | TM | G | AB | R | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | PA | TB | XBH | SH | SF | IBB | GIDP | AVG | OBP | SLG | OPS | wRC | WRAA | wOBA | wRC+ | BRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | C. Rea | 100.0 | 2025 |  CHC | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.3 | .000 | -112 | -0.3 |
| 2 | | T. Rogers | 100.0 | 2025 |  BAL | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.5 | .000 | -113 | -0.5 |
| 3 | | G. Jones | 100.0 | 2025 |  CWS | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.5 | .000 | -116 | -0.5 |
| 4 | | J. Leiter | 100.0 | 2025 |  TEX | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.3 | .000 | -115 | -0.3 |
| 5 | | D. Romo | 100.0 | 2025 |  COL | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.8 | .000 | -128 | -0.8 |
| 6 | | S. Ogasawara | 100.0 | 2025 |  WSH | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.3 | .000 | -114 | -0.3 |
| 7 |  | L. Castillo | 100.0 | 2024 |  SEA | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -110 | -0.2 |
| 8 | | S. McGough | 100.0 | 2024 |  ARI | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -112 | -0.3 |
| 9 | | C. Roller | 100.0 | 2024 |  MIL | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -111 | -0.3 |
| 10 | | E. Yang | 100.0 | 2024 |  CIN | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -117 | -0.3 |
| 11 |  | M. Fulmer | 100.0 | 2023 | CHC | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.3 | .000 | -112 | -0.3 |
| 12 | | C. Okey | 100.0 | 2023 |  LAA | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.5 | .000 | -121 | -0.5 |
| 13 | | J. Sborz | 100.0 | 2023 | TEX | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.3 | .000 | -119 | -0.3 |
| 14 | | M. McCoy | 100.0 | 2023 |  TOR | 6 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.3 | .000 | -118 | -0.3 |
| 15 | | J. Alvarado | 100.0 | 2022 |  PHI | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -113 | -0.2 |
| 16 |  | T. Anderson | 100.0 | 2022 |  LAD | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -110 | -0.2 |
| 17 | | D. Robertson | 100.0 | 2022 | TOT | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -112 | -0.2 |
| 18 | | J. Perez | 100.0 | 2022 |  HOU | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -116 | -0.2 |
| 19 | | B. Hicklen | 100.0 | 2022 |  KCR | 6 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | -1 | -1 | .000 | -121 | -1 |
| 20 | | Y. Diaz | 100.0 | 2022 | BAL | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -115 | -0.2 |
| 21 | | J. Larsen | 100.0 | 2022 | SEA | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.2 | .000 | -113 | -0.2 |
| 22 | | R.J. Alaniz | 100.0 | 2021 | CIN | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.3 | .000 | -114 | -0.3 |
| 23 | | J. BarrÃa | 100.0 | 2021 | LAA | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.8 | .000 | -116 | -0.8 |
| 24 |  | C. Bassitt | 100.0 | 2021 |  OAK | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.5 | .000 | -109 | -0.5 |
| 25 | | A. Bradley | 100.0 | 2021 | PHI | 49 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | 0 | -0.3 | .000 | -109 | -0.3 |
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