Athletics players with a 20+ win season
22 players
22 players have had a 20+ win season for the Athletics. Lefty Grove and Eddie Plank did it 7 times each.
| Player | Pos | Seasons | Best |
|---|---|---|---|
| Lefty Grove | P | 1927–1933 | 31 |
| Eddie Plank | P | 1902–1905, 1907, 1911–1912 | 26 |
| Rube Waddell | P | 1902–1905 | 27 |
| Catfish Hunter | P | 1971–1974 | 25 |
| Dave Stewart | SP | 1987–1990 | 22 |
| Jack Coombs | P | 1910–1912 | 31 |
| George Earnshaw | P | 1929–1931 | 24 |
| Vida Blue | SP | 1971, 1973, 1975 | 24 |
| Eddie Rommel | P | 1922, 1925 | 27 |
| Chief Bender | P | 1910, 1913 | 23 |
| Bob Welch | RP | 1990 | 27 |
| Bobby Shantz | P | 1952 | 24 |
| Barry Zito | SP | 2002 | 23 |
| Chick Fraser | P | 1901 | 22 |
| Mike Norris | RP | 1980 | 22 |
| Jimmy Dygert | P | 1907 | 21 |
| Ken Holtzman | P | 1973 | 21 |
| Mark Mulder | SP | 2001 | 21 |
| Alex Kellner | P | 1949 | 20 |
| Rube Walberg | P | 1931 | 20 |
| Scott Perry | P | 1918 | 20 |
| Tim Hudson | SP | 2000 | 20 |
Reached with the club in one regular season. Every season since 1876 is on file. A season split between two clubs is filed as one combined line and counts for neither.