| Position | Pitcher |
|---|---|
| Birth date | March 8, 1896 |
| Birth place | Clarksville, Maryland |
| Death date | March 11, 1975 (aged 79) |
| Death place | Cheverly, Maryland |
| Bats | Both |
| Throws | Left |
| Debutleague | MLB |
| Debutdate | October 2 |
| Debutyear | 1921 |
| Debutteam | Cincinnati Reds |
| Finalleague | MLB |
| Finaldate | October 2 |
| Finalyear | 1921 |
| Finalteam | Cincinnati Reds |
| Statleague | MLB |
| Stat1label | Win–loss record |
| Stat1value | 0–1 |
| Stat3label | Strikeouts |
| Stat3value | 1 |
| Stat2label | Earned run average |
| Stat2value | 5.40 |
| Teams |
Alan "Lefty" Thomas Clarke (March 8, 1896 – March 11, 1975) was an American professional baseball player who played one game for the Cincinnati Reds in . He recorded one strike out while surrendering 7 runs (3 earned) on seven hits and two walks. He was born in Clarksville, Maryland and died at the age of 79 in Cheverly, Maryland.