Billy Mahan boxer
- bouts
- 8
- won
- 3
- lost
- 3
- draw
- 2
- Status
- inactive
- Division
- -
- Debut
- 1914-04-14
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1918-04-05 | Joe White | DLWWWD | Amico Athletic Club, Sacramento | LOST Points |
| 1918-02-08 | Curley Brown | LWLW | Sacramento | WIN KO |
| 1917-03-16 | Tommy Hayes | WLLWWW | Sacramento | LOST Points |
| 1916-03-08 | Eddie McAuliffe | LLLLLD | West Oakland Club, Oakland | LOST Points |
| 1916-03-01 | Jimmy Dundee | DLWLDL | Piedmont Pavilion, Oakland | WIN Technical knockout |
| 1916-02-23 | Johnny Conde | WLWLWL | West Oakland Club, Oakland | DRAW Points |
| 1914-10-27 | Frankie Scott | debut | West Oakland Club, Oakland | WIN KO |
| 1914-04-14 | Young Salvador | L | Buffalo Park, Sacramento | DRAW Points |