Jake O’Brien
- Nickname- “Irish”
- Born- Indianapolis, Indiana, USA
- Age- 24
- Height- 6’3″ (191 cm)
- Weight- 205 (93 kg)
- MMA Record- 11-2
- Fighting out of- Indianapolis, Indiana
- Strengths- Wrestling, ground & pound
- Team/Association- Integrated Fighting Academy
Last 3 fights
- Win against Christian Wellisch via split decision at UFC 94
- Loss against Cain Velasquez via TKO at UFC Fight Night 14
- Loss against Andrei Arlovski via TKO at UFC 82