| Jack Richardson | |
| Position: | Pitcher |
| Bats: | Both |
| Throws: | Right |
| Birth Date: | 3 October 1892 |
| Birth Place: | Central City, Illinois |
| Death Place: | Marion, Illinois |
| Debutleague: | MLB |
| Debutdate: | September 17 |
| Debutteam: | Philadelphia Athletics |
| Finalleague: | MLB |
| Finaldate: | April 13 |
| Finalteam: | Philadelphia Athletics |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 0-1 |
| Stat2label: | Earned run average |
| Stat2value: | 3.65 |
| Stat3label: | Strikeouts |
| Stat3value: | 12 |
| Teams: | |
John William Richardson (October 3, 1892 – January 18, 1970) was a Major League Baseball pitcher who played in and with the Philadelphia Athletics.