William Mattos
| First Name : | William |
| Last name : | Mattos |
| Record : | 0 - 1 - 0 (Wins - Losses - Draws) |
| Losses : | 1 Submission (Rear-Naked Choke) (100%) |
| Match Stats | ||||||
| Result | Opponent | Method | Event Title | Date | Round | Time |
| Lost | Marcus Sursa | Submission (Rear-Naked Choke) | JF 4 - Jungle Fight 4 | May 21, 2005 | 1 | 2:54 Sec |