| Gender | Male |
|---|---|
| Height | 5' 8" |
| Weight Class | Bantamweight |
Wiliam Mateus de Mello Aleixo is a MMA fighter with a professional fight record of 3 wins, 1 losses and 0 draws
| Pro Record | 3-1-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 1 year |
| Rounds Fought | 3.4 |
| Avg. Fights/Year | 4.0 |
| Longest Layoff | 7 months, 5 days |
| Quickest Turnaround | 1 month, 24 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 09/20/2025 | L (3-0-0) | Marlon Jones (5-0-0) | BW | TKO/RSC (Referee Stoppage from Punches) Full Contact Contender 43 | 2 | 02:55 | |
| NSF | 05/24/2025 | W (2-0-0) | Macio Almeida (2-1-0) | Submission (Rear Naked Choke) Brasil Grand Champion 5 | 1 | 03:40 | ||
| NSF | 03/29/2025 | W (1-0-0) | Leandro Lima (3-7-0) | TKO/RSC (Doctor Stoppage) Brasil Grand Champion 4 | 1 | 05:00 | ||
| NSF | 08/24/2024 | W (0-0-0) | Pablo Ponce (2-2-0) | Catchweight | TKO/RSC Posadas Fight Night 2 | 1 | 00:38 |
| * Bouts marked with an 'Official' logo denote results which have been verified by an ABC-recognized athletic commission * Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record * Weights marked with an (*) denote those over the limit for the weight class |