Sonny Duff boxer
- bouts
- 29
- won
- 20
- lost
- 4
- draw
- 5
- Status
- inactive
- Division
- bantamweight
- Debut
- 1928-10-05
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1933-04-06 | Mike Tucker | DLWDWW | Civic Auditorium, Stockton | LOST Points |
| 1933-03-30 | Joe Christy | LLLLDL | Memorial Auditorium, Sacramento | LOST Points |
| 1933-03-02 | Rosie Caballero | WLLDLL | Memorial Auditorium, Sacramento | DRAW Points |
| 1933-02-09 | Rosie Caballero | LWLLDL | Stockton | WIN Points |
| 1933-01-27 | Mike Tucker | WLDLD | Memorial Auditorium, Sacramento | WIN Points |
| 1932-12-15 | Mike Tucker | WLD | Memorial Auditorium, Sacramento | WIN Points |
| 1932-11-22 | Rosie Caballero | LLWLLL | Ryan's Auditorium, Fresno | WIN Points |
| 1932-11-17 | Benny Fernandez | L | Memorial Auditorium, Sacramento | WIN KO |
| 1932-10-25 | Young Speedy Dado | WWLLLW | Civic Auditorium, Fresno | DRAW Points |
| 1932-10-18 | Phil Urias | LWLDLL | Ryan's Auditorium, Fresno | WIN Points |
| 1932-10-06 | Abe Nalista | LDLLLL | Memorial Auditorium, Sacramento | WIN KO |
| 1932-09-07 | Mickey Dodge | WWWLWL | State Fairgrounds, Sacramento | DRAW Points |
| 1932-09-05 | Emil Caballero | LLLLWL | Dempsey Arena, Reno | WIN Points |
| 1932-08-10 | Mickey Dodge | LWWWLW | Chestnut St. Arena, Reno | WIN Points |
| 1932-04-05 | Vic Perry | DLLWLL | Memorial Auditorium, Sacramento | WIN Technical knockout |
| 1932-03-17 | Tiger Neville | debut | L-st Arena, Sacramento | WIN Points |
| 1932-03-02 | Tiger Manila | L | Chestnut St. Arena, Reno | WIN Points |
| 1932-02-17 | Indian Billy Lee | W | Chestnut St. Arena, Reno | WIN Points |
| 1931-02-18 | Jimmy Garafolo | LLDLDL | Reno Arena, Reno | WIN Points |
| 1931-02-04 | Victor Perez | LW | Reno Arena, Reno | WIN KO |
| 1931-01-08 | Peter Bautista | WDWDLL | L-st Arena, Sacramento | LOST Points |
| 1930-12-19 | Jackie Spider Evans | LLWDWW | Sacramento | WIN KO |
| 1929-09-02 | Duco Wyman | DLW | Reno Arena, Reno | LOST KO |
| 1929-08-14 | Hurley Red Breen | DLDDDW | Reno Arena, Reno | DRAW Points |
| 1929-07-03 | Ralph Lopez | LWDLLL | Lawton Springs Arena, Reno | DRAW Points |
| 1929-06-12 | Irish Jack Cullen | LLLLW | Reno Arena, Reno | WIN Technical knockout |
| 1929-06-05 | Irish Jack Cullen | LLL | Reno Arena, Reno | WIN KO |
| 1928-11-08 | Jimmy Thompson | debut | Yuba City | WIN KO |
| 1928-10-05 | Johnny Gammick | LL | Reno Arena, Reno | WIN KO |