Jake O'Brien

Acting

Born 1984-09-25 · Indianapolis, Indiana, USA

Jacob Allen O'Brien is a retired American professional mixed martial artist who most recently competed in the Heavyweight division. A professional competitor from 2005 until 2012, he fought for the UFC, WEC, and DREAM.

Known for

UFC 65: Bad IntentionsUFC 82: Pride of a ChampionUFC 94: St-Pierre vs. Penn 2UFC 100: Lesnar vs. Mir 2DREAM 15UFC Fight Night 14: Silva vs. IrvinUFC Fight Night 8: Evans vs. SalmonWEC 19: UndisputedUFC Fight Night 6: Sanchez vs. Parisyan