Jake O'Brien
September 25, 1984 (40 years old) in 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
Credits
- 2009 · UFC 100: Lesnar vs. Mir 2 as Self
- 2009 · UFC 94: St-Pierre vs. Penn 2 as Self
- 2008 · UFC Fight Night 14: Silva vs. Irvin as Self
- 2008 · UFC 82: Pride of a Champion as Self
- 2007 · UFC Fight Night 8: Evans vs. Salmon as Self
- 2006 · UFC 65: Bad Intentions as Self
- 2006 · UFC Fight Night 6: Sanchez vs. Parisyan as Self
- 2006 · WEC 19: Undisputed as Self