Ken Contzen boxer
- bouts
- 6
- won
- 2
- lost
- 3
- draw
- 1
- Status
- inactive
- Division
- bantamweight
- Debut
- 1926-11-22
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1927-10-25 | Tim O'Brien | WL | Ashland Blvd. Auditorium, Chicago | LOST Technical knockout |
| 1927-06-20 | Joe Shellman | DWW | White City Arena, Chicago | DRAW Points |
| 1927-05-09 | Pete Pauly | WLL | White City Arena, Chicago | LOST Points |
| 1927-04-11 | Al Coglin | L | White City Arena, Chicago | WIN Points |
| 1927-02-15 | Al Coglin | debut | Lincoln-Turner Gymnasium, Chicago | WIN Points |
| 1926-11-22 | Ralph Garbett | debut | White City Arena, Chicago | LOST KO |