| Age | 39 |
|---|---|
| Gender | Male |
| Height | 5' 10" |
| Weight Class | Lightweight |
| Out of | Rock Springs, WY, WY |
| Born | Commerce City, Colorado |
William Arias is a MMA fighter with a amateur fight record of 0 wins, 4 losses and 0 draws
| Amateur Record: | 0-4-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 1 year, 9 months, 18 days |
| Rounds Fought | 0.5 |
| Avg. Fights/Year | 2.3 |
| Longest Layoff | 1 year, 3 months, 14 days |
| Quickest Turnaround | 2 months, 30 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| | 05/31/2025 | L (0-3-0) | Kainen Noble (0-0-0) | LW (151.4 vs. 156.0) | Submission (Rear Naked Choke) Wyo Fight 3 | 1 | 00:43 | |
| | 02/17/2024 | L (0-2-0) | Richard Harris (0-4-0) | Catchweight (148.0 vs. 149.0) | TKO/RSC Battle 12 | 1 | 00:06 | |
| | 11/18/2023 | L (0-1-0) | Matthew Sandoval (0-0-0) | FTW (148.0* vs. 144.6) | KO (Strike) WalkoutFC 20: Cody Fight Night | 1 | 00:23 | |
| | 08/12/2023 | L (0-0-0) | James Marsh (0-0-0) | FTW (146.6* vs. 145.4) | Submission (Rear Naked Choke) Wyo Fight 1 | 1 | 00:24 |
| * 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 |