Photo of William Clasen
Gender Male
Height 6' 4"
Weight Class Heavyweight

William Clasen is a MMA fighter with a professional fight record of 2 wins, 1 losses and 0 draws

Professional Career Statistics

Pro Record 2-1-0 (Win-Loss-Draw)
Career Length 13 years, 8 months, 18 days
Rounds Fought 4.8
Avg. Fights/Year 0.2
Longest Layoff 11 years
Quickest Turnaround 2 years, 7 months, 29 days

Record BreakDown

- KO/TKO SUB DEC
Wins 1 1 0
Losses 0 1 0
Finish Rate 100.0%
Finished Rate 100.0%
Win by Decision Rate 0.0%
Loss by Decision Rate 0.0%
Win by KO Rate 50.0%
Loss by KO Rate 0.0%
Win by SUB Rate 50.0%
Loss by SUB Rate 100.0%
Win Method
Loss Method

Current Streak

2 Wins

Quick Hits

Fastest Win 06:04
Fastest KO 09:51
Fastest SUB 06:04
Ave. Rounds (Ws) 1.6
Ave. Length of Fight (Ws) 07:57
Ave. Rounds (Ls) 1.6
Ave. Length of Fight (Ls) 07:52
Finish Rounds
Finished Rounds

Official Professional Fight Record

Date Opponent Weightclass Method Round Time
NSF 02/02/2025 W
(1-1-0)
Willian Magalhães
(1-0-0)
HW Submission (Arm Triangle Choke)
Fight Music Show: Fight Night 4
2 01:04
NSF 06/04/2022 W
(0-1-0)
Anderson Batista dos Santos Bodao
(2-0-0)
HW TKO/RSC (Referee Stoppage from Punches)
Big Shot MMA 3 - Goias vs. Santa Catarina
2 04:51
NSF 05/15/2011 L
(0-0-0)
Felipe Miranda
(3-0-0)
Submission (Arm Bar)
Black Trunk Fight 2
2 02:52
* 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