Most strikeouts by a pitcher in a single season (MLB, since 1900)
The current most strikeouts by a pitcher in a single season (mlb, since 1900) record is 383 strikeouts, held by Nolan Ryan, set on September 27, 1973. Last checked October 9, 2026.
383
strikeouts
Nolan Ryan
- Holder
- Nolan Ryan
- Record
- 383 strikeouts
- Exact figure
- 383 strikeouts (1973)
- Location
- Anaheim, California, United States
- Date set
- September 27, 1973
- Recognized by
- Major League Baseball
- Last checked
- October 9, 2026
Sources
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