Photo of Zac O’Brien
Gender Male
Height 0' 0"
Weight Class

Zac O’Brien is a MMA fighter with a amateur fight record of 2 wins, 3 losses and 0 draws

Amateur Career Statistics

Amateur Record 2-3-0 (Win-Loss-Draw)
Career Length 1 year, 5 months, 22 days
Rounds Fought 5.9
Avg. Fights/Year 3.5
Longest Layoff 1 year
Quickest Turnaround 2 weeks, 6 days

Record BreakDown

- KO/TKO SUB DEC
Wins 2 0 0
Losses 1 1 1
Finish Rate 100.0%
Finished Rate 66.7%
Win by Decision Rate 0.0%
Loss by Decision Rate 33.3%
Win by KO Rate 100.0%
Loss by KO Rate 33.3%
Win by SUB Rate 0.0%
Loss by SUB Rate 33.3%
Win Method
Loss Method

Current Streak

2 Losses

Quick Hits

Fastest Win 00:34
Fastest KO 00:34
Fastest SUB -
Ave. Rounds (Ws) 0.4
Ave. Length of Fight (Ws) 01:04
Ave. Rounds (Ls) 1.7
Ave. Length of Fight (Ls) 05:11
Finish Rounds
Finished Rounds

Official Amateur Fight Record

Date Opponent Weightclass Method Round Time
NSF 07/21/2023 L
(2-2-0)
Bryn Gwavava
(1-1-0)
TKO/RSC
Hex Fight Series - Path to Hex 21
3 00:35
NSF 07/01/2023 L
(2-1-0)
Jesse Swain
(3-0-0)
FTW Submission (Rear Naked Choke)
Urban Fight Night 32
2 03:00
NSF 04/29/2023 W
(1-1-0)
Carlos Aranda
(1-0-0)
FTW TKO/RSC
Superfight MMA 19
1 00:34
NSF 04/22/2022 L
(1-0-0)
Joe Davis
(2-0-0)
FTW Decision (Unanimous Decision)
Hex Fight Series - Path to Hex 16
3 03:00
NSF 01/28/2022 W
(0-0-0)
Stylianos Karasavvidis
(0-2-0)
Catchweight TKO/RSC
Hex Fight Series - Path to Hex 15
1 01:35
* 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