All MMA fightersSean Gannon
“The Cannon”
MMA · Deceased2-1RECORD
2KO / TKO WINS
0SUBMISSION WINS
0DECISION WINS
Profile
| Full name | Not added yet |
|---|---|
| Nickname | The Cannon |
| Date of birth | Not added yet |
| Died | 9 Sep 2021 |
| Nationality | American |
| Birthplace | Not added yet |
| Lives in | Not added yet |
| Division | Heavyweight |
| Team | Not added yet |
| Height | 191 cm (6′3″) |
| Reach | Not added yet |
| Stance | Not added yet |
| Years active | 2004–2005 |
| Status | Deceased |
| Pro debut | 17 Apr 2004 |
| Last fight | Loss vs Branden Lee Hinkle, 7 Oct 2005 |
Details on this page were compiled from public information on 13 Oct 2026 (the record is as of that date). Is this you? Claim this profile to correct anything and add your photo and bio. Claim this profile
Background
American heavyweight and former Boston police officer, known for beating Kimbo Slice in an unsanctioned backyard fight. He made one UFC appearance, at UFC 55 in 2005, and died in September 2021.
Fight history
3 professional fights. Newest first.
| Result | Opponent | Method | Round | Time | Event | Date | Location | Notes |
|---|---|---|---|---|---|---|---|---|
| Loss | Branden Lee Hinkle | TKO (punches) | 1 | 4:14 | UFC 55: Fury | 7 Oct 2005 | Uncasville, Connecticut, USA | |
| Win | Mike Dexter | TKO (retirement) | MD 17: Mass Destruction | 28 Aug 2004 | ||||
| Win | Jack Austin | KO (punch) | 1 | CZ 5: Bad Boys | 17 Apr 2004 | Pro debut |