| 1901 | First season of reply, Philadelphia Athletics defeated the Pirates in first WS, Nap Lajoe and Honus Wagner were named MVP on the season. |
| 1902 | Pittsburgh returns favor defeats the Athletics in WS, Pitching MVPs Addie Joss, CLE and Rube Waddell PIT. Waddell won pitching triple crown. |
| 1903 | Chicago Cubs win first WS over Athletics. Grant Johnson* played SS for Cubs. |
| 1904 | St. Louis Browns win WS defeating Cubs. Yankees Cy Seymour AL MVP. |
| 1905 | Athletics defeat Pirates in WS. Eddie Plank and Ed Ruelbach most valuable pitchers. Ty Cobb AL ROY. |
| 1906 | Athletics defeat Cubs in WS. Bill Monroe* A's third baseman. Pete Hill* Cubs CF. Grant Johnson* still at short. |
| 1907 | A's defeat Pirates in WS. Walter Johnson AL ROY. Dan Brouthers, Billy Hamilton HOF, Jose Mendez* of Pirates led NL in strikeouts and won 22 games. |
| 1908 | A's defeat Pirates again in WS. Ty Cobb AL MVP. Regino Garcia* A's new catcher. Todd Allen* Yankees 3B won platinum stick award. Jose Mendez* Pirates pitching MVP. Tris Speaker AL ROY. |
| 1909 | A's defeat the Cincinnati Reds in WS. Eddie Collins, PHA named MVP. 'Smoky' Joe Williams* lowest era in AL. Charles Earle* led AL in homers. Walter Ball* Reds won 19 games. Ed Delahanty HOF |
| 1910 | New York Giants defeat A's in WS. Jules Thomas* CLE platinum stick award RF. Charles Earle* led AL in homers again. George Van Haltren HOF |
