| Tom Asmussen | |
| Position: | Catcher |
| Bats: | Unknown |
| Throws: | Right |
| Birth Date: | 26 September 1878 |
| Birth Place: | Chicago |
| Death Place: | Arlington Heights, Illinois |
| Debutleague: | MLB |
| Debutdate: | August 10 |
| Debutyear: | 1907 |
| Debutteam: | Boston Doves |
| Finalleague: | MLB |
| Finaldate: | August 19 |
| Finalyear: | 1907 |
| Finalteam: | Boston Doves |
| Statleague: | MLB |
| Stat1label: | Games played |
| Stat1value: | 2 |
| Stat2label: | At bats |
| Stat2value: | 5 |
| Stat3label: | Hits |
| Stat3value: | 0 |
| Teams: | |
Thomas William Asmussen (September 26, 1878 – August 21, 1963) was a Major League Baseball catcher. Asmussen played for the Boston Doves in . In 2 career games, he had no hits in 5 at-bats. He threw right-handed and it is not known which hand he batted with.
Asmussen was born in Chicago and died in Arlington Heights, Illinois.