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T.J. O'BrienLW
LightweightMMA

T.J. O'Brien

"The Spider"

United StatesUnited StatesAge 39Des Moines Jiu-Jitsu
20
Wins
8
Losses
0
Draws
0%
Finish Rate
0
KO / TKO
0
Submissions
2007
Pro Debut

UFC Stats

Official · ufc.com
Striking accuracy46%
Takedown accuracy100%

3.77

/ min

Sig. strikes landed

4.78

/ min

Sig. strikes absorbed

0.94

/ 15 min

Takedowns

0

avg

Submissions

0

avg

Knockdowns

UFC debut Nov. 21, 2010Born Sacramento, United States

How He Wins

KO / TKO0
Decision0
Submission0

Finish Rate

0%
0 of 20
wins by finish

Recent Form

Last 10
L
L
L
W
W
L
L
W
W
L

Fight History29 Bouts↻ Updated 2026-06-02

ResultOpponentMethodRdEventDate
LossUnited StatesEric HowserH2HKO (Punch)R1MCC 59 - Howser vs. O'BrienJun 19, 2015
WinUnited StatesJacob VolkmannH2HSubmission (Guillotine Choke)R1PC MMA - Pinnacle Combat 16May 9, 2014
WinUnited StatesDoug JenkinsH2HSubmission (Rear-Naked Choke)R1MCC 50 - Thanksgiving ThrowdownNov 27, 2013
LossUnited StatesDrew DoberH2HSubmission (Rear-Naked Choke)R2VFC - Victory Fighting Championship 40Jul 27, 2013
LossBrazilGesias CavalcanteH2HSubmission (Heel Hook)R1WSOF 1 - Arlovski vs. ColeNov 3, 2012
WinUnited StatesJoe MorrisH2HSubmission (Triangle Choke)R1MCC 40 - Lund vs. DickeApr 13, 2012
WinAllen HernandezH2HDecision (Split)R5MCC 38 - Hernandez vs. O'BrienJan 27, 2012
LossUnited StatesCole MillerH2HSubmissionR2UFC Live: Hardy vs LytleAug 14, 2011
LossUnited StatesCole MillerH2HSubmission (Guillotine Choke)R2UFC Live 5 - Hardy vs. LytleAug 14, 2011
LossEnglandPaul KellyH2HKO/TKOR2UFC 123: Rampage vs MachidaNov 20, 2010
WinUnited StatesJosh HenryH2HSubmission (Rear-Naked Choke)R1MCC 29 - Champion vs. ChampionOct 22, 2010
WinUnited StatesDakota CochraneH2HSubmission (Rear-Naked Choke)R1Extreme Challenge - High StakesJul 16, 2010
WinUnited StatesJake BrownH2HSubmission (Keylock)R1MCC 24 - ReloadedJan 16, 2010
WinUnited StatesRod MontoyaH2HSubmission (Triangle Choke)R3RCC 10 - Devil's FightsOct 30, 2009
WinUnited StatesTim BazerH2HSubmission (Triangle Choke)R1EC 135 - Extreme Challenge 135Sep 12, 2009
WinUnited StatesJeremy CastroH2HSubmission (Triangle Choke)R1MCC 21 - Mickle vs. MarriottJun 26, 2009
LossUnited StatesChris MickleH2HSubmission (Armbar)R1MCC 18 - O'Brien vs. MickleJan 16, 2009
WinUnited StatesWill ShuttH2HSubmission (Triangle Choke)R2MCC 17 - Thanksgiving Throwdown 1Nov 26, 2008
WinJosh AtwellH2HSubmission (Triangle Choke)R1MCC 16 - No Guts, No GlorySep 12, 2008
WinUnited StatesChris Perez van DamH2HSubmission (Triangle Choke)R1MCC 15 - Lights Out!Jul 25, 2008
WinNick WalkerH2HSubmission (Triangle Choke)R1MCC 13 - ContendersApr 25, 2008
WinUnited StatesWill ShuttH2HSubmission (Triangle Choke)R1MCC 13 - ContendersApr 25, 2008
WinUnited StatesJeff CarstensH2HSubmission (Rear-Naked Choke)R1TFC - AwakeningJan 28, 2008
WinScott BurnsH2HSubmission (Triangle Choke)R1ECC - Elite Cage CombatNov 17, 2007
LossAllen HernandezH2HSubmission (Rear-Naked Choke)R1Mainstream MMA 7 - VengeanceOct 20, 2007
WinAdam CunninghamH2HSubmission (Triangle Choke)R1MCC 9 - HeatwaveJul 27, 2007
LossUnited StatesErik KochH2HSubmission (Armbar)R1Mainstream MMA 6 - EvolutionJul 14, 2007
WinSteve YoungH2HSubmission (Triangle Choke)R2MCC 8 - MotivationMay 19, 2007
WinNathan WoodsH2HSubmission (Guillotine Choke)R1GFC 1 - GenesisApr 20, 2007

Related Fighters

Eric HowserEric Howser9-2-0 · LWJacob VolkmannJacob Volkmann19-7-0 · WWDoug JenkinsDoug Jenkins12-10-0 · LWDrew DoberDrew Dober29-15-0 · LWGesias CavalcanteGesias Cavalcante22-12-1 · LWJoe MorrisJoe Morris5-6-0 · LWAllen HernandezAllen Hernandez9-7-0Cole MillerCole Miller21-11-0 · FWPaul KellyPaul Kelly15-5-0 · WWJosh HenryJosh Henry11-8-0 · LHWDakota CochraneDakota Cochrane34-13-0 · WWJake BrownJake Brown11-6-0 · LW

Data sourced from public records for archival/research purposes.