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Most strikeouts in a Major League Baseball career by a pitcher

Most strikeouts in a Major League Baseball career by a pitcher
Who
Lynn Nolan Ryan
When
1993
The Major League Baseball (MLB) record for most strikeouts in a career is 5,714 by Nolan Ryan (USA) playing for the New York Mets (USA), California Angels (USA), Houston Astros (USA), and Texas Rangers (USA) from 1966 to 1993.