| Year | League | Winner | Note | ||
| 1877 | NL | Tommy Bond | |||
| 1884 | AA | Guy Hecker | |||
| AA | Guy Hecker | ||||
| NL | Charley Radbourn | ||||
| NL | Charley Radbourn | ||||
| 1888 | NL | Tim Keefe | |||
| 1889 | NL | John Clarkson | |||
| 1894 | NL | Amos Rusie | |||
| 1901 | AL | Cy Young | |||
| 1905 | AL | Rube Waddell | |||
| NL | Christy Mathewson | ||||
| 1908 | NL | Christy Mathewson | |||
| 1913 | AL | Walter Johnson | |||
| 1915 | NL | Pete Alexander | |||
| 1916 | NL | Pete Alexander | |||
| 1918 | AL | Walter Johnson | |||
| NL | Hippo Vaughn | ||||
| 1920 | NL | Pete Alexander | |||
| 1924 | AL | Walter Johnson | |||
| NL | Dazzy Vance | ||||
| 1930 | AL | Lefty Grove | |||
| 1931 | AL | Lefty Grove | |||
| 1934 | AL | Lefty Gomez | |||
| 1937 | AL | Lefty Gomez | |||
| 1939 | NL | Bucky Walters | |||
| 1940 | AL | Bob Feller | |||
| 1945 | AL | Hal Newhouser | |||
| 1963 | NL | Sandy Koufax | |||
| 1965 | NL | Sandy Koufax | |||
| 1966 | NL | Sandy Koufax | |||
| 1972 | NL | Steve Carlton | |||
| 1985 | NL | Dwight Gooden | |||
| 1997 | AL | Roger Clemens | |||
| 1998 | AL | Roger Clemens | |||
| 1999 | AL | Pedro Martinez | |||
| 2002 | NL | Randy Johnson | |||
| 2006 | AL | Johan Santana | |||
| 2007 | NL | Jake Peavy |