| George Chalmers | |
| Position: | Pitcher |
| Birth Date: | 7 June 1888 |
| Birth Place: | Aberdeen, Scotland |
| Death Place: | The Bronx, New York, US |
| Bats: | Right |
| Throws: | Right |
| Debutleague: | MLB |
| Debutdate: | September 21 |
| Debutyear: | 1910 |
| Debutteam: | Philadelphia Phillies |
| Finalleague: | MLB |
| Finaldate: | August 7 |
| Finalyear: | 1916 |
| Finalteam: | Philadelphia Phillies |
| Statleague: | MLB |
| Stat1label: | Earned run average |
| Stat1value: | 3.41 |
| Stat2label: | Strikeouts |
| Stat2value: | 290 |
| Stat3label: | Win–loss record |
| Stat3value: | 29–41 |
| Teams: | |
George W. Chalmers (June 7, 1888 in Aberdeen, Scotland – August 5, 1960 in The Bronx, New York) was a professional baseball player who was a pitcher in the Major Leagues from 1910 to 1916. He played for the Philadelphia Phillies. On October 12, 1915, he became the first European born pitcher to start a World Series game.
In April 2018, the Aberdeen Baseball Club began work on their new home field which they named in Chalmers' honour - George W. Chalmers Field.