| Jake O'Brien4 - 4 - 0 | |
|---|---|
| Nickname | Irish |
| Height | 6' 3" |
| Weight | 205 lbs. |
| Reach | 76" |
| Date of Birth | September 25th, 1984 (41 years) |
| Links | UFC Stats |
| Legend |
|---|
| Fight of the Night |
| Performance of the Night |
| Title Fight |
| Result | Event | Date | Opponent | Division | Method | Time |
|---|---|---|---|---|---|---|
| Loss | DREAM 15 | 2010-07-10 | Gegard Mousasi | Catch Weight | Submission Guillotine Choke |
Round 1 0:31 |
| Loss | UFC 100 | 2009-07-11 | Jon Jones | Light Heavyweight | Submission Guillotine Choke |
Round 2 2:43 |
| Win | UFC 94: St-Pierre vs Penn 2 | 2009-01-31 | Christian Wellisch | Light Heavyweight | Split Decision | Round 3 5:00 |
| Loss | UFC: Silva vs Irvin | 2008-07-19 | Cain Velasquez | Heavyweight | Knockout Punches |
Round 1 2:02 |
| Loss | UFC 82: Pride of a Champion | 2008-03-01 | Andrei Arlovski | Heavyweight | Knockout Punches |
Round 2 4:17 |
| Win | UFC Fight Night: Evans vs Salmon | 2007-01-25 | Heath Herring | Heavyweight | Unanimous Decision | Round 3 5:00 |
| Win | UFC 65: Bad Intentions | 2006-11-18 | Josh Shockman | Heavyweight | Unanimous Decision | Round 3 5:00 |
| Win | UFC Fight Night 6 | 2006-08-17 | Kristof Midoux | Heavyweight | Knockout Punches |
Round 2 0:52 |