Jacob
O'Brien

"Irish"
  • Age:
    36
  • Gender:
    Male
  • Height:
    6' 3"
  • Weight:
    235
  • Fighting Out Of:
    IN

Stats

W-L-D
15-4-0
(T)KO
7-2
SUB
3-2

Jacob
O'Brien

"Irish"
  • Age:
    36
  • Gender:
    Male
  • Height:
    6' 3"
  • Weight:
    235
  • Fighting Out Of:
    IN

Stats

W-L-D
15-4-0
(T)KO
7-2
SUB
3-2

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
08/04/2012
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
03/31/2012
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
Loss
13-3-0
Gegard Mousasi
(28-3-1)
Light-heavyweight
Submission (Guillotine Choke)
Dream 15
1 00:31
NSF
03/13/2010
Win
12-3-0
Toni Valtonen
(20-8-0)

Decision (Unanimous Decision)
Fight Festival 27
3 05:00
02/20/2010
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
07/11/2009
Loss
11-2-0
Jon Jones
(8-0-0)
Light-heavyweight
206 vs 206
Submission (Guillotine Choke)
UFC 100
2 02:43
01/31/2009
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
07/19/2008
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
03/01/2008
Loss
10-0-0
Andrei Arlovski
(12-5-0)
Heavyweight
231 vs 241
TKO/RSC
UFC 82: Pride of a Champion
2 04:17
01/25/2007
Win
9-0-0
Heath Herring
(28-12-0)
Heavyweight
234.5 vs 250
Decision (Unanimous Decision)
UFC Fight Night 8
3 05:00
11/18/2006
Win
8-0-0
Josh Shockman
(3-0-0)

Decision (Unanimous Decision)
UFC 65: Bad Intentions
5 05:00
08/17/2006
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
Win
6-0-0
Patrick Harman
(0-0-0)

Submission (Rear Naked Choke)
United Fight League 1
1 03:46
NSF
04/07/2006
Win
5-0-0
Antwjuan Hayes
(5-2-0)

TKO/RSC
Legends of Fighting Championship 6
1 05:00
NSF
03/17/2006
Win
4-0-0
Jay White
(2-4-0)

KO
WEC 19: Undisputed
1 00:14
NSF
01/20/2006
Win
3-0-0
Johnathan Ivey
(18-30-0)

TKO/RSC
Legends of Fighting Championship 4
1 05:00
NSF
01/07/2006
Win
2-0-0
Anthony Ferguson
(1-7-0)

TKO/RSC
Legends of Fighting Championship: Revolution
1 05:00
NSF
06/21/2005
Win
1-0-0
Paul Bowers
(0-1-0)

TKO/RSC
Integrated Fighting Classic 3
1 05:00
NSF
05/21/2005
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
Win
0-0-0
Tony Anderson
(0-2-0)

Submission (Strikes)
Cage Rage
1 03:00
NSF
07/17/2004
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