All boxersBobby Gunn
“The Celtic Warrior”
Boxing · Retired23-7-1 (1 NC)RECORD
20WINS BY KO / TKO
3WINS BY DECISION
32PRO FIGHTS
Against boxers on FightRec: 0-5-0 in 5 fights.
Profile
| Full name | Robert Williamson |
|---|---|
| Nickname | The Celtic Warrior |
| Date of birth | 25 Dec 1973 |
| Nationality | Canadian |
| Birthplace | Niagara Falls, Ontario, Canada |
| Weight classes | Cruiserweight |
| Height | Not added yet |
| Reach | Not added yet |
| Stance | Orthodox |
| Years active | 1989–2017 |
| Status | Retired |
| Fights on FightRec | 5 (2007–2017) |
Details on this page were compiled from public information on 10 Oct 2026. The fight history below lists only fights against boxers on FightRec, not the full career. Is this you? Claim this profile to correct anything and add your full record, photo and bio. Claim this profile
Titles and honours
- IBA cruiserweight champion 2006
- WBC-USNBC cruiserweight champion 2008
- WBA-NABA cruiserweight champion 2009
Background
Gunn was born into an Irish Traveller family and debuted professionally in Tucson in 1989. He challenged for the WBO cruiserweight title in 2007 and the IBF title in 2009, and later fought bare-knuckle.
Fights against boxers on FightRec
5 fights. Newest first.
| Result | Opponent | Method | Round | Time | Date | Location |
|---|---|---|---|---|---|---|
| Loss | Roy Jones Jr. | TKO | 8 | 0:07 | 17 Feb 2017 | Wilmington, Delaware, USA |
| Loss | Glen Johnson | Decision (unanimous) | 8 | 18 Dec 2013 | Bethlehem, Pennsylvania, USA | |
| Loss | James Toney | TKO (corner retirement) | 5 | 3:00 | 4 Jul 2012 | Southaven, Mississippi, USA |
| Loss | Tomasz Adamek | TKO (corner retirement) | 4 | 3:00 | 11 Jul 2009 | Newark, New Jersey, USA |
| Loss | Enzo Maccarinelli | TKO | 1 | 2:35 | 7 Apr 2007 |