| Jim Rittwage | |
| Position: | Pitcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 23 October 1944 |
| Birth Place: | Cleveland, Ohio |
| Debutleague: | MLB |
| Debutdate: | September 7 |
| Debutyear: | 1970 |
| Debutteam: | Cleveland Indians |
| Finalleague: | MLB |
| Finaldate: | September 30 |
| Finalyear: | 1970 |
| Finalteam: | Cleveland Indians |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 1–1 |
| Stat2label: | Earned run average |
| Stat2value: | 4.15 |
| Stat3label: | Strikeouts |
| Stat3value: | 16 |
| Teams: | |
James Michael Rittwage (October 23, 1944) is a former Major League Baseball pitcher who played for one season. He pitched eight games for the Cleveland Indians during the 1970 season.