O'Neil Shannon boxer
- bouts
- 12
- won
- 5
- lost
- 7
- draw
- 0
- Status
- inactive
- Division
- middleweight
- Debut
- 1946-11-14
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1952-12-02 | Smitty Hicks | WLLWWW | Portland | LOST Unanimous decision |
| 1952-11-24 | Joe Terlizzi | WLD | Arena, Boston | WIN KO |
| 1951-10-15 | Howard Walker | WWWWWW | Boston Garden, Boston | LOST Unanimous decision |
| 1950-04-24 | Greg Poulos | WLLWWW | Rhode Island Auditorium, Providence | LOST Points |
| 1950-04-17 | Teddy Lupino | W | Boston Garden, Boston | WIN Technical knockout |
| 1950-04-13 | Jose Contreras | LLLDWL | Casino, Fall River | LOST Points |
| 1948-09-02 | Charley Doc Williams | WWWWWW | Meadowbrook Arena, North Adams | LOST KO |
| 1948-07-20 | Bill Austin | debut | City Arena, Norfolk | WIN Technical knockout |
| 1948-04-23 | Roy Toxey | debut | City Arena, Norfolk | WIN Technical knockout |
| 1947-10-07 | Harry Lewis | WWLWWL | Toledo | LOST Points |
| 1947-02-11 | Jerry Brown | DWWWWL | Olympic Auditorium, Los Angeles | LOST Points |
| 1946-11-14 | George Briscoe | debut | City Arena, Norfolk | WIN Points |