Jake O'Brien “Irish”

Photo of Jake O'Brien
Team Integrated Fighting Academy
Age 40
Gender Male
Height 6' 3"
Weight Class Heavyweight

Jake O'Brien is a MMA fighter with a professional fight record of 15 wins, 4 losses and 0 draws

Professional Career Statistics

Pro Record 15-4-0 (Win-Loss-Draw)
Career Length 2 months, 14 days
Rounds Fought 31.0
Avg. Fights/Year 2.7
Longest Layoff 1 year, 8 months, 20 days
Quickest Turnaround 1 week, 6 days

Record BreakDown

- KO/TKO SUB DEC
Wins 7 3 5
Losses 2 2 0
Finish Rate 66.7%
Finished Rate 100.0%
Win by Decision Rate 33.3%
Loss by Decision Rate 0.0%
Win by KO Rate 46.7%
Loss by KO Rate 50.0%
Win by SUB Rate 20.0%
Loss by SUB Rate 50.0%
Win Method
Loss Method

Quick Hits

Fastest Win 14
Fastest KO 14
Fastest SUB 01:06
Ave. Rounds (Ws) 1.8
Ave. Length of Fight (Ws) 09:01
Ave. Rounds (Ls) 1.0
Ave. Length of Fight (Ls) 04:53
Finish Rounds
Finished Rounds

Official Professional MMA Fight Record

Date Opponent Weightclass Method Round Time
OFF 08/04/2012 W
(14-4-0)
Miodrag Petkovich
(24-24-1)
HW
( 250.6 vs. 243.6 )
Decision (Unanimous Decision)
Flawless Fighting Championship 1
3 05:00
OFF 03/31/2012 W
(13-4-0)
James Shaw
(8-2-0)
HW
( 246.4 vs. 253.6 )
Submission (Arm Triangle Choke)
IndyMMA 3/31/12
1 01:06
NRB 07/10/2010 L
(13-3-0)
Gegard Mousasi
(49-9-2)
LHW Submission (Guillotine Choke)
Dream 15
1 00:31
NRB 03/13/2010 W
(12-3-0)
Toni Valtonen
(31-19-0)
Decision (Unanimous Decision)
Fight Festival 27
3 05:00
OFF 02/20/2010 W
(11-3-0)
David Hess
(7-2-0)
HW
( 244.0 vs. 260.0 )
Submission (Kimura)
MMA Big Show: Triple Threat - Pro Fights
2 04:24
OFF 07/11/2009 L
(11-2-0)
Jon Jones
(27-1-0)
LHW
( 206.0 vs. 206.0 )
Submission (Guillotine Choke)
UFC 100
2 02:43
OFF 01/31/2009 W
(10-2-0)
Christian Wellisch
(8-5-0)
LHW
( 205.0 vs. 206.0 )
Decision (Split Decision)
UFC 94: St-Pierre vs Penn 2
3 05:00
OFF 07/19/2008 L
(10-1-0)
Cain Velasquez
(14-3-0)
HW
( 236.0 vs. 236.0 )
TKO/RSC (Referee Stoppage from Strikes)
UFC Silva vs. Irvin
1 02:02
OFF 03/01/2008 L
(10-0-0)
Andrei Arlovski
(34-24-0)
HW
( 231.0 vs. 241.0 )
TKO/RSC
UFC 82: Pride of a Champion
2 04:17
OFF 01/25/2007 W
(9-0-0)
Heath Herring
(30-17-0)
HW
( 234.5 vs. 250.0 )
Decision (Unanimous Decision)
UFC Fight Night 8
3 05:00
OFF 11/18/2006 W
(8-0-0)
Josh Shockman
(7-3-0)
Decision (Unanimous Decision)
UFC 65: Bad Intentions
5 05:00
OFF 08/17/2006 W
(7-0-0)
Kristof Midoux
(5-9-0)
HW
( 231.0 vs. 224.0 )
TKO/RSC
UFC Fight Night 6
2 00:53
NRB 06/23/2006 W
(6-0-0)
Patrick Harman
(9-13-0)
Submission (Rear Naked Choke)
United Fight League 1
1 03:46
NRB 04/07/2006 W
(5-0-0)
Antwjuan Hayes
(10-8-0)
TKO/RSC
Legends of Fighting Championship 6
1 00:00
NRB 03/17/2006 W
(4-0-0)
Jay White
(4-7-0)
KO
WEC 19: Undisputed
1 00:14
NRB 01/20/2006 W
(3-0-0)
Johnathan Ivey
(42-58-0)
TKO/RSC
Legends of Fighting Championship 4
1 00:00
NRB 01/07/2006 W
(2-0-0)
Anthony Ferguson
(1-17-0)
TKO/RSC
Legends of Fighting Championship: Revolution
1 00:00
NRB 06/21/2005 W
(1-0-0)
Paul Bowers
(4-7-0)
TKO/RSC
Integrated Fighting Classic 3
1 05:00
NRB 05/21/2005 W
(0-0-0)
Chris Clark
(8-32-0)
TKO/RSC (Referee Stoppage)
Madtown Throwdown 3
3 05:00

* Bouts marked with 'OFF' denote results which have been verified by an ABC-recognized athletic commission. Bouts marked with an SB denote bouts overseen by a duly-recognized sanctioning organization. Bouts marked NRB denote non-regulated bouts.

* 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

Amateur Career Statistics

AM Record 2-0-0 (Win-Loss-Draw)
Career Length -
Rounds Fought 2.0
Avg. Fights/Year 1.0
Longest Layoff -
Quickest Turnaround -

Record BreakDown

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

Quick Hits

Fastest Win 03
Fastest KO -
Fastest SUB 03
Ave. Rounds (Ws) 1.0
Ave. Length of Fight (Ws) 03
Ave. Rounds (Ls) 0.0
Ave. Length of Fight (Ls) -
Finish Rounds

Official Amateur MMA Fight Record

Date Opponent Weightclass Method Round Time
NRB 07/17/2004 W
(0-0-0)
Tony Anderson
(0-6-0)
Submission (Strikes)
Cage Rage
1 00:00
NRB 07/17/2004 W
(0-0-0)
Trevor Overturf
(1-5-0)
Submission (Strikes)
Cage Rage
1 00:00

* Bouts marked with 'OFF' denote results which have been verified by an ABC-recognized athletic commission. Bouts marked with an SB denote bouts overseen by a duly-recognized sanctioning organization. Bouts marked NRB denote non-regulated bouts.

* 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