| Home | Teams and Players | Homerun Kings | Top Salaries | Most Runs Batted In | Hall of Fame |
| Name | Billy Mullen |
| Given Name | William John |
| Birth Date | 1896-1-23 |
| Birth City | St. Louis, MO |
| Height | 5'8" |
| Weight | 160 lbs. |
| Batting Hand | Right |
| Pitching Hand | Right |
| Alive | No |
| Age | 75 |
| Year | Team | Hits | At Bats | Home Runs | Runs Batted | Batting Average | Wins | Losses | # of Pitching Games | Strikeouts | # of Shutouts |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1920 | St. Louis Browns | 0 | 4 | 0 | 0 | 0 | |||||
| 1921 | St. Louis Browns | 0 | 4 | 0 | 0 | 0 | |||||
| 1923 | Brooklyn Robins | 3 | 11 | 0 | 0 | 0.272727 | |||||
| 1926 | Detroit Tigers | 1 | 13 | 0 | 0 | 0.076923 | |||||
| 1928 | St. Louis Browns | 7 | 18 | 0 | 2 | 0.388889 |
| Year | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|
| 1920 | 2nd Base | 0 | 0 | 1 |
| 1921 | 3rd Base | 0 | 0 | 2 |
| 1923 | 3rd Base | 1 | 0 | 6 |
| 1926 | 3rd Base | 2 | 0 | 8 |
| 1928 | 3rd Base | 2 | 1 | 9 |