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Season Strikeouts Leaders
current through 2006 season

bold = active player


Name Strikeouts Year Team League Rank
Matt Kilroy 513 1886 Baltimore Orioles AA 1
Toad Ramsey 499 1886 Louisville Colonels AA 2
Hugh Daily 483 1884 Chicago Browns UA 3
Washington Nationals UA  
Dupee Shaw 451 1884 Boston Unions UA 4
Detroit Wolverines NL  
Old Hoss Radbourn 441 1884 Providence Grays NL 5
Charlie Buffinton 417 1884 Boston Beaneaters NL 6
Guy Hecker 385 1884 Louisville Colonels AA 7
Nolan Ryan 383 1973 California Angels AL 8
Sandy Koufax 382 1965 Los Angeles Dodgers NL 9
Bill Sweeney 374 1884 Baltimore Monumentals UA 10
Randy Johnson 372 2001 Arizona Diamondbacks NL 11
Pud Galvin 369 1884 Buffalo Bisons NL 12
Mark Baldwin 368 1889 Columbus Colts AA 13
Nolan Ryan 367 1974 California Angels AL 14
Randy Johnson 364 1999 Arizona Diamondbacks NL 15
Tim Keefe 359 1883 New York Metropolitans AA 16
Toad Ramsey 355 1887 Louisville Colonels AA 17
Rube Waddell 349 1904 Philadelphia Athletics AL 18
Bob Feller 348 1946 Cleveland Indians AL 19
Randy Johnson 347 2000 Arizona Diamondbacks NL 20
Hardie Henderson 346 1884 Baltimore Orioles AA 21
Mickey Welch 345 1884 New York Gothams NL 22
Jim Whitney 345 1883 Boston Beaneaters NL  
Jim McCormick 343 1884 Cleveland Blues NL 24
Cincinnati Outlaw Reds UA  
Amos Rusie 341 1890 New York Giants NL 25
Nolan Ryan 341 1977 California Angels AL  
Amos Rusie 337 1891 New York Giants NL 27
Charlie Sweeney 337 1884 Providence Grays NL  
St. Louis Maroons UA  
Tim Keefe 335 1888 New York Giants NL 29
Randy Johnson 334 2002 Arizona Diamondbacks NL 30
Tim Keefe 334 1884 New York Metropolitans AA  
Randy Johnson 329 1998 Houston Astros NL 32
Seattle Mariners AL  
Nolan Ryan 329 1972 California Angels AL  
Nolan Ryan 327 1976 California Angels AL 34
Ed Morris 326 1886 Pittsburgh Alleghenys AA 35
Sam McDowell 325 1965 Cleveland Indians AL 36
Tony Mullane 325 1884 Toledo Blue Stockings AA  
Lady Baldwin 323 1886 Detroit Wolverines NL 38
Curt Schilling 319 1997 Philadelphia Phillies NL 39
Sandy Koufax 317 1966 Los Angeles Dodgers NL 40
Curt Schilling 316 2002 Arizona Diamondbacks NL 41
Old Hoss Radbourn 315 1883 Providence Grays NL 42
Bill Hutchison 314 1892 Chicago Colts NL 43
John Clarkson 313 1886 Chicago White Stockings NL 44
Walter Johnson 313 1910 Washington Senators AL  
Pedro Martinez 313 1999 Boston Red Sox AL  
J.R. Richard 313 1979 Houston Astros NL  
Steve Carlton 310 1972 Philadelphia Phillies NL 48
John Clarkson 308 1885 Chicago White Stockings NL 49
Randy Johnson 308 1993 Seattle Mariners AL  
Mickey Lolich 308 1971 Detroit Tigers AL  
Larry McKeon 308 1884 Indianapolis Blues AA  
Sandy Koufax 306 1963 Los Angeles Dodgers NL 53
Mike Scott 306 1986 Houston Astros NL  
Pedro Martinez 305 1997 Montreal Expos NL 55
Sam McDowell 304 1970 Cleveland Indians AL 56
Walter Johnson 303 1912 Washington Senators AL 57
J.R. Richard 303 1978 Houston Astros NL  
Ed Morris 302 1884 Columbus Colts AA 59
Rube Waddell 302 1903 Philadelphia Athletics AL