41
Years
9
Movies
5.8
Rating
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.
41
Years Old
9
Movies
5.8
Avg Rating
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.
UFC Fight Night 14: Silva vs. Irvin
2008
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.
Gender
Male
Birthday
September 25, 1984
Birthplace
Indianapolis, Indiana, USA
Also Known As
