Events Fighters

MMAStats.fyi is for informational and entertainment purposes only. Stats, predictions, and probability estimates are not intended to facilitate, encourage, or promote sports betting or gambling of any kind.

Newsletter for upcoming cards (degens only)

© 2026 MMAStats.fyi. All rights reserved.

Jake O'Brien · MMAStats

JO

Jake O'Brien

“Irish”

15-4-0

Physicals

StanceOrthodox

Height190 cm

Reach193 cm

Date of birth1984-09-25

Career Stats

Sig. strikes landed / min1.31

Sig. strike accuracy31%

Takedowns / 15 min6.39

Takedown accuracy54%

Submissions / 15 min0.2

Fight History

UFC 100Jul 11, 2009 · Light Heavyweight

Submission · R2 · 2:43

JJJon JonesWinner

UFC 94: St-Pierre vs Penn 2Jan 31, 2009 · Light Heavyweight

Decision - Split · R3 · 5:00

JOJake O'BrienWinner

CWChristian Wellisch

UFC: Silva vs IrvinJul 19, 2008 · Heavyweight

KO/TKO · R1 · 2:02

CVCain VelasquezWinner

UFC 82: Pride of a ChampionMar 1, 2008 · Heavyweight

KO/TKO · R2 · 4:17

AAAndrei ArlovskiWinner

UFC Fight Night: Evans vs SalmonJan 25, 2007 · Heavyweight

Decision - Unanimous · R3 · 5:00

JOJake O'BrienWinner

HHHeath Herring

UFC 65: Bad IntentionsNov 18, 2006 · Heavyweight

Decision - Unanimous · R3 · 5:00

JOJake O'BrienWinner

JSJosh Shockman

UFC Fight Night 6Aug 17, 2006 · Heavyweight

KO/TKO · R2 · 0:52

JOJake O'BrienWinner

KMKristof Midoux

Fighters

Event

KD

Strikes

TD

Sub Att

Class

Method

Rd

Time

Jul 11, 2009

0

0

25

11

0

0

1

0

Light Heavyweight

Submission

2

2:43

CWChristian Wellisch

UFC 94: St-Pierre vs Penn 2

Jan 31, 2009

1

0

25

46

9

0

0

0

Light Heavyweight

Decision - Split

3

5:00

CVCain Velasquez

UFC: Silva vs Irvin

Jul 19, 2008

0

0

24

1

1

0

0

0

Heavyweight

KO/TKO

1

2:02

AAAndrei Arlovski

UFC 82: Pride of a Champion

Mar 1, 2008

0

0

14

4

1

2

0

0

Heavyweight

KO/TKO

2

4:17

HHHeath Herring

UFC Fight Night: Evans vs Salmon

Jan 25, 2007

0

1

13

11

6

1

1

1

Heavyweight

Decision - Unanimous

3

5:00

JSJosh Shockman

UFC 65: Bad Intentions

Nov 18, 2006

0

0

13

13

10

0

0

0

Heavyweight

Decision - Unanimous

3

5:00

KMKristof Midoux

UFC Fight Night 6

Aug 17, 2006

0

0

25

2

3

0

0

0

Heavyweight

KO/TKO

2

0:52