
Jacob
O'Brien
"Irish"
- Age:36
- Gender:Male
- Height:6' 3"
- Weight:235
- Fighting Out Of:IN
Stats

Jacob
O'Brien
"Irish"
- Age:36
- Gender:Male
- Height:6' 3"
- Weight:235
- Fighting Out Of:IN
Stats
Professional Career Statistics
Current Streak
- Wins:2
Quick Hits
- Fastest Win:00:14
- Fastest KO:00:14
- Fastest SUB:01:06
(T)KO/DEC/SUB Rates
- Finish Rate:66.7%
- Finished Rate:100%
- Win by Decision Rate:33.3%
- Loss by Decision Rate:0%
- Win by KO Rate:46.7%
- Loss by KO Rate:50%
- Win by SUB Rate:20%
- Loss by SUB Rate:50%
Time in cage
- Pro Record:15-4-0 (Win-Loss-Draw)
- Career Length:7 years, 2 months, 14 days
- Rounds Fought:31
- Avg. Fights/Year:2.7
- Longest Layoff:1 years, 8 month, 20 days
- Quickest Turnaround:13 days
By the rounds
- Ave. Rounds (Ws):1.8
- Ave. Length of Fight (Ws):09:01
- Ave. Rounds (Ls):1
- Ave. Length of Fight (Ls):04:53
Professional Fight Record
Date | Res. | Opponent | Weightclass | Method | Round | Time | ||
---|---|---|---|---|---|---|---|---|
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08/04/2012
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Win 14-4-0 |
Miodrag Petkovich
(24-18-1) |
Heavyweight 250.6 vs 243.6 |
Decision (Unanimous Decision) Flawless Fighting Championship 1 |
3 | 05:00 | |
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03/31/2012
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Win 13-4-0 |
James Shaw
(8-1-0) |
Heavyweight 246.4 vs 253.6 |
Submission (Arm Triangle Choke) IndyMMA 3/31/12 |
1 | 01:06 | |
NSF |
07/10/2010
NSF
|
Loss 13-3-0 |
Gegard Mousasi
(28-3-1) |
Light-heavyweight |
Submission (Guillotine Choke) Dream 15 |
1 | 00:31 |
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NSF |
03/13/2010
NSF
|
Win 12-3-0 |
Toni Valtonen
(20-8-0) |
|
Decision (Unanimous Decision) Fight Festival 27 |
3 | 05:00 | |
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02/20/2010
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Win 11-3-0 |
David Hess
(3-1-0) |
Heavyweight 244 vs 260 |
Submission (Kimura) MMA Big Show: Triple Threat - Pro Fights |
2 | 04:24 | |
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07/11/2009
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Loss 11-2-0 |
Jon Jones
(8-0-0) |
Light-heavyweight 206 vs 206 |
Submission (Guillotine Choke) UFC 100 |
2 | 02:43 | |
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01/31/2009
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Win 10-2-0 |
Christian Wellisch
(8-4-0) |
Light-heavyweight 205 vs 206 |
Decision (Split Decision) UFC 94: St-Pierre vs Penn 2 |
3 | 05:00 | |
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07/19/2008
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Loss 10-1-0 |
Cain Velasquez
(3-0-0) |
Heavyweight 236 vs 236 |
TKO/RSC (Referee Stoppage from Strikes) UFC Silva vs. Irvin |
1 | 02:02 | |
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03/01/2008
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Loss 10-0-0 |
Andrei Arlovski
(12-5-0) |
Heavyweight 231 vs 241 |
TKO/RSC UFC 82: Pride of a Champion |
2 | 04:17 | |
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01/25/2007
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Win 9-0-0 |
Heath Herring
(28-12-0) |
Heavyweight 234.5 vs 250 |
Decision (Unanimous Decision) UFC Fight Night 8 |
3 | 05:00 | |
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11/18/2006
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Win 8-0-0 |
Josh Shockman
(3-0-0) |
|
Decision (Unanimous Decision) UFC 65: Bad Intentions |
5 | 05:00 | |
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08/17/2006
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Win 7-0-0 |
Kristof Midoux
(5-5-0) |
Heavyweight 231 vs 224 |
TKO/RSC UFC Fight Night 6 |
2 | 00:53 | |
NSF |
06/23/2006
NSF
|
Win 6-0-0 |
Patrick Harman
(0-0-0) |
|
Submission (Rear Naked Choke) United Fight League 1 |
1 | 03:46 | |
NSF |
04/07/2006
NSF
|
Win 5-0-0 |
Antwjuan Hayes
(5-2-0) |
|
TKO/RSC Legends of Fighting Championship 6 |
1 | 05:00 | |
NSF |
03/17/2006
NSF
|
Win 4-0-0 |
Jay White
(2-4-0) |
|
KO WEC 19: Undisputed |
1 | 00:14 | |
NSF |
01/20/2006
NSF
|
Win 3-0-0 |
Johnathan Ivey
(18-30-0) |
|
TKO/RSC Legends of Fighting Championship 4 |
1 | 05:00 | |
NSF |
01/07/2006
NSF
|
Win 2-0-0 |
Anthony Ferguson
(1-7-0) |
|
TKO/RSC Legends of Fighting Championship: Revolution |
1 | 05:00 | |
NSF |
06/21/2005
NSF
|
Win 1-0-0 |
Paul Bowers
(0-1-0) |
|
TKO/RSC Integrated Fighting Classic 3 |
1 | 05:00 | |
NSF |
05/21/2005
NSF
|
Win 0-0-0 |
Chris Clark
(1-5-0) |
|
TKO/RSC (Referee Stoppage) Madtown Throwdown 3 |
3 | 05:00 |
* Bouts marked with an 'Official' logo denote results which have been verified by an ABC-recognized athletic commission
* Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record
* Weights marked with an (*) denote those over the limit for the weight class
Amateur Career Statistics
Current Streak
- Wins:2
Quick Hits
- Fastest Win:03:00
- Fastest KO:00:00
- Fastest SUB:03:00
(T)KO/DEC/SUB Rates
- Finish Rate:100%
- Finished Rate:0%
- Win by Decision Rate:0%
- Loss by Decision Rate:0%
- Win by KO Rate:0%
- Loss by KO Rate:0%
- Win by SUB Rate:100%
- Loss by SUB Rate:0%
Time in cage
- Pro Record:2-0-0 (Win-Loss-Draw)
- Career Length:0 years, 0 months, 0 days
- Rounds Fought:2
- Avg. Fights/Year:1
- Longest Layoff:0 years, 0 month, 0 days
- Quickest Turnaround:
By the rounds
- Ave. Rounds (Ws):1
- Ave. Length of Fight (Ws):03:00
- Ave. Rounds (Ls):0
- Ave. Length of Fight (Ls):00:00
Amateur Fight Record
Date | Res. | Opponent | Weightclass | Method | Round | Time | ||
---|---|---|---|---|---|---|---|---|
NSF |
07/17/2004
NSF
|
Win 0-0-0 |
Tony Anderson
(0-2-0) |
|
Submission (Strikes) Cage Rage |
1 | 03:00 | |
NSF |
07/17/2004
NSF
|
Win 0-0-0 |
Trevor Overturf
(0-3-0) |
|
Submission (Strikes) Cage Rage |
1 | 03:00 |
* Bouts marked with an 'Official' logo denote results which have been verified by an ABC-recognized athletic commission
* Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record
* Weights marked with an (*) denote those over the limit for the weight class