Pro Record: 15-4-0 (Win-Loss-Draw)
Team: Integrated Fighting Academy
Age: 30
Sex: Male
Height: 6 Feet. 3 Inch(es).
Weight: 235 lbs.
Out of: Indianapolis, IN
Born: Indiana

Jake O'Brien's Professional Record

Date Result Opponent Event Method Round Time
08/04/2012 Win Miodrag Petkovich Flawless Fighting Championship 1 Decision Unanimous Decision 3
03/31/2012 Win James Shaw IndyMMA 3/31/12 Submission Arm Triangle Choke 1 1:06
NSF 07/10/2010 Loss Gegard Mousasi Dream 15 Submission Guillotine Choke 1 0:31 Title Fight
NSF 03/13/2010 Win Toni Valtonen Fight Festival 27 Decision Unanimous Decision 3
02/20/2010 Win David Hess MMA Big Show: Triple Threat - Pro Fights Submission Kimura 2 4:24
07/11/2009 Loss Jon Jones UFC 100 Submission Guillotine Choke 2 2:43
01/31/2009 Win Christian Wellisch UFC 94: St-Pierre vs Penn 2 Decision Split Decision 3
07/19/2008 Loss Cain Velasquez UFC Silva vs. Irvin TKO/RSC Referee Stoppage from Strikes 1 2:02
03/01/2008 Loss Andrei Arlovski UFC 82: Pride of a Champion TKO/RSC 2 4:17
01/25/2007 Win Heath Herring UFC Fight Night 8 Decision Unanimous Decision 3
11/18/2006 Win Josh Shockman UFC 65: Bad Intentions Decision Unanimous Decision 5
08/17/2006 Win Kristof Midoux UFC Fight Night 6 TKO/RSC 2
NSF 06/23/2006 Win Patrick Harman United Fight League 1 Submission Rear Naked Choke 1 3:46
NSF 04/07/2006 Win Antwjuan Hayes Legends of Fighting Championship 6 TKO/RSC 1
NSF 03/17/2006 Win Jay White WEC 19: Undisputed KO 1
NSF 01/20/2006 Win Johnathan Ivey Legends of Fighting Championship 4 TKO/RSC 1
NSF 01/07/2006 Win Anthony Ferguson Legends of Fighting Championship: Revolution TKO/RSC 1
NSF 06/21/2005 Win Paul Bowers Integrated Fighting Classic 3 TKO/RSC 1
NSF 05/21/2005 Win Chris Clark Madtown Throwdown 3 TKO/RSC Referee Stoppage

Jake O'Brien's Amateur Record

Date Result Opponent Event Method Round Time
NSF 07/17/2004 Win Tony Anderson Cage Rage Submission Strikes 1
NSF 07/17/2004 Win Trevor Overturf Cage Rage Submission Strikes 1
: Bout results verified by an official State, Tribal, Provincial, or Municipal Commission.
NSF: Non Sanctioned Fight
* : For a variety of reasons, including weight disparity and the demands of entertainment, Exhibition Bouts are held, in which the contest is unscripted and hard fought, but the results do not count on a fighter's Official Record.
NC: Fight Declared No Contest

Fighter Bio


Jake O'Brien "Irish", growing up in Indianapolis, Indiana, Jake O’Brien dreamed about one day fighting in the UFC. In August 2006 , his dream became reality as he made a successful debut in the premiere MMA organization in the U.S. Coming off of a victory over Josh Shockman at UFC 65. He holds United Fight League champion, winner of the Chicago NAGA grappling event, second place at the Arnolds grappling tournament, Three-time State champion in high school wrestling.