Harry Leffingwell boxer
- bouts
- 3
- won
- 3
- lost
- 0
- draw
- 0
- Status
- inactive
- Division
- lightweight
- Debut
- 1922-01-11
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Canada
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1925-03-20 | Kid Pyne | W | Athletic Hall, Warner | WIN Technical knockout |
| 1922-07-04 | Danny Cummings | DLLDWL | Shelby | WIN Points |
| 1922-01-11 | William Jass | debut | Milk River | WIN KO |