George Giambastiani boxer
- bouts
- 20
- won
- 17
- lost
- 3
- draw
- 0
- Status
- inactive
- Division
- heavyweight
- Debut
- 1941-03-29
- Height
- 6′ 4″/193cm
- Reach
- -
- Age
- 92
- Born
- 1920-05-16
- Death
- 2012-06-08
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1945-10-03 | Harold Blackshear | LLDWLW | Auditorium, Oakland | LOST Technical knockout |
| 1945-09-21 | Al Ware | DLLWWL | National Hall, San Francisco | WIN Technical knockout |
| 1944-01-07 | Yancey Henry | WDWWDL | National Hall, San Francisco | LOST KO |
| 1943-10-21 | Jack Wofford | WWWDLW | Civic Auditorium, San Jose | WIN Technical knockout |
| 1943-03-12 | Young Otto | WWW | Auditorium, Portland | WIN Technical knockout |
| 1943-02-05 | Harold Blackshear | WWWLLL | National Hall, San Francisco | WIN Points |
| 1943-01-08 | Hardy Williams | WWLLLW | National Hall, San Francisco | WIN Technical knockout |
| 1942-12-11 | Bobby Brown | WLWWL | Legion Stadium, Hollywood | WIN Points |
| 1942-10-20 | Bobby Brown | WWLWW | Olympic Auditorium, Los Angeles | WIN Points |
| 1942-10-05 | Billy Metcalf | DLLWDD | Ocean Park Arena, Santa Monica | WIN KO |
| 1942-09-11 | Hardy Williams | WLWWWW | Legion Stadium, Hollywood | WIN Points |
| 1942-08-19 | Francisco de la Cruz | LWLWWL | Legion Arena, Las Vegas | WIN Points |
| 1942-05-08 | Hardy Williams | LLW | Legion Stadium, Hollywood | WIN Points |
| 1942-04-17 | Ernie Nordman | WWLLLL | Legion Stadium, Hollywood | LOST Points |
| 1941-10-28 | Jim Lee | WLLLL | Olympic Auditorium, Los Angeles | WIN Points |
| 1941-07-28 | Dave Johnson | LWWWLD | Ocean Park Arena, Santa Monica | WIN Points |
| 1941-07-23 | Jim Lee | WLLL | Gilmore Field, Los Angeles | WIN Points |
| 1941-04-29 | Bill Brennan | debut | Olympic Auditorium, Los Angeles | WIN Points |
| 1941-04-09 | Silent Tarzan | debut | Eastside Arena, Los Angeles | WIN KO |
| 1941-03-29 | Henry Peran | debut | Eastside Arena, Los Angeles | WIN Technical knockout |