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George Sullivan

b. 1981

American mixed martial artist

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About George Sullivan

Born 1981. George Sullivan is an American mixed martial arts fighter.

George Sullivan (born March 13, 1981) is an American retired mixed martial artist who competed in the Welterweight and Middleweight divisions. A professional mixed martial artist from 2006 till 2023, Sullivan had most notably competed in the Ultimate Fighting Championship.

Mixed martial arts career Early career Sullivan made his professional debut in 2006 competing in regional promotions in his native New Jersey, compiled a record of 14–3, and won the Cage Fury Fighting Championships Welterweight Championship. Sullivan signed with the UFC in the winter of 2013.

Ultimate Fighting Championship Sullivan made his promotional debut against fellow newcomer Mike Rhodes on January 25, 2014, at UFC on Fox 10.

In his next fight, Sullivan faced Igor Araújo on September 13, 2014, at UFC Fight Night 51. After winning the first round, Sullivan won the bout via knockout in the second round as he was able to land several punches from within Araújo's half guard, forcing the referee to stop the fight.

Sullivan was expected to face Kenny Robertson on April 18, 2015, at UFC on Fox 15. However, Robertson pulled out of the bout citing injury and was replaced by Tim Means. He lost the back and forth fight via submission in the third round.

Sullivan was expected to face Marcio Alexandre Jr. on July 12, 2015, at The Ultimate Fighter 21 Finale. However, Alexandre pulled out of the fight during the week leading up to the event citing a rib injury and was replaced by promotional newcomer Dominic Waters. Sullivan won the one-sided fight via unanimous decision.

Sullivan faced Alexander Yakovlev at UFC on Fox 18 on January 30, 2016. He lost the fight via knockout in the first round.

Sullivan was expected to face Héctor Urbina on July 23, 2016, at UFC on Fox 20. However, Sullivan was pulled from the event due to a "potential compliance issue" with the UFC's anti-doping policy stemming from "voluntarily disclosed information" he provided to USADA.

Sullivan was expected to face Randy Brown on February 11, 2017, at UFC 208, but was pulled from the card after USADA informed him of another potential violation.

Sullivan faced Niko Price January 27, 2018 at UFC on Fox: Jacaré vs. Brunson 2. He lost the fight via rear-naked choke submission in the second round.

Sullivan faced Mickey Gall on August 25, 2018, at UFC Fight Night 135. He lost the fight via rear-naked choke submission in the first round.

It was announced in October 2018 that Sullivan was released from UFC.

Post UFC In November 2018, the fighter faced Manny Walo at Maverick MMA 10 in Stroudsburg, Pennsylvania, for the Maverick MMA Welterweight Championship. Sullivan lost this match by a unanimous decision, before he bounced back with a win against Thomas Powell in his middleweight debut at Ring of Combat 68 in May 2019, in Atlantic City, New Jersey with a unanimous decision victory. A match against Joe Riggs at Ring of Combat 70 in November 2019 ended originally in a third round TKO stoppage victory for Riggs, before it was overturned to a no-contest (NC) after Riggs tested positive for banned substances. Finally, on March 3, 2023, the fighter won the vacant ROC Middleweight Championship against Albert McCowin in Atlantic City, New Jersey, with a unanimous decision, before retiring from the sport.

Championships and accomplishments Cage Fury Fighting Championships CFFC Welterweight Championship (One time)

Mixed martial arts record Win

Albert McCowin Decision (unanimous) Ring of Combat 79

Atlantic City, New Jersey, United States NC

Joe Riggs NC (overturned) Ring of Combat 70

Atlantic City, New Jersey, United States Win

Thomas Powell Decision (unanimous) Ring of Combat 68

Atlantic City, New Jersey, United States Loss

Manny Walo Decision (unanimous) Maverick MMA 10

Stroudsburg, Pennsylvania, United States Loss

Mickey Gall Submission (rear-naked choke) UFC Fight Night: Gaethje vs. Vick

Lincoln, Nebraska, United States Loss

Niko Price Submission (rear-naked choke) UFC on Fox: Jacaré vs. Brunson 2

Charlotte, North Carolina, United States Loss

Alexander Yakovlev KO (punch) UFC on Fox: Johnson vs. Bader

Newark, New Jersey, United States Win

Dominic Waters Decision (unanimous) The Ultimate Fighter: American Top Team vs. Blackzilians Finale

Las Vegas, Nevada, United States Loss

Tim Means Submission (arm-triangle choke) UFC on Fox: Machida vs. Rockhold

Newark, New Jersey, United States Win

Igor Araújo KO (punches) UFC Fight Night: Bigfoot vs. Arlovski

Brasília, Brazil Win

Mike Rhodes Decision (unanimous) UFC on Fox: Henderson vs. Thomson

Chicago, Illinois, United States Win

Jesus Martinez TKO (punches) CFFC 26

Atlantic City, New Jersey, United States Win

Brandon Becker TKO (punches) CFFC 24

Atlantic City, New Jersey, United States Win

Julian Lane TKO (punches) CFFC 19

Atlantic City, New Jersey, United States Win

Tenyeh Dixon Decision (unanimous) CFFC 16

Atlantic City, New Jersey, United States Win

Greg Soto KO (punch) CFFC 14

Atlantic City, New Jersey, United States Win

Mike Winters Decision (unanimous) CFFC 12

Atlantic City, New Jersey, United States Loss

Elijah Harshbarger Decision (unanimous) Ring of Combat 35

Atlantic City, New Jersey, United States For Ring of Combat Welterweight Championship. Win

Erik Oganov Decision (unanimous) Ring of Combat 33

Atlantic City, New Jersey, United States Win

James Frier TKO (knees and punches) Ring of Combat 31

Atlantic City, New Jersey, United States Win

Tiawan Howard TKO (punches) Ring of Combat 29

Atlantic City, New Jersey, United States Win

Al Buck TKO (punches) WCA: Pure Combat

Atlantic City, New Jersey, United States Loss

Nick Calandrino Submission (eye injury) BCX 4

Atlantic City, New Jersey, United States Win

Roberto Concepcion TKO (knees and punches) BCX 3

Atlantic City, New Jersey, United States Win

David Porter TKO (punches) Ring of Combat 13

Atlantic City, New Jersey, United States Loss

Marc Stevens Submission (rear-naked choke) CITC: Marked Territory

Lincroft, New Jersey, United States NC

Rob Russo NC (illegal knee) Reality Fighting 13

Wildwood, New Jersey, United States Win

Anthony D'Angelo Decision (split) Reality Fighting 12

Atlantic City, New Jersey, United States Win

Gregg Small TKO (punches) Reality Fighting 11

Atlantic City, New Jersey, United States

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Important facts

People in George Sullivan's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped George Sullivan's

Frequently asked questions

Who is George Sullivan?

American mixed martial artist

When was George Sullivan born?

George Sullivan was born on 13 March 1981 in Red Bank.

What is George Sullivan's occupation?

George Sullivan is a mixed martial arts fighter.

What nationality is George Sullivan?

George Sullivan is American.

Sources & further reading

· Wikipedia: George Sullivan

· Wikidata: Q19520659

· DBpedia: George Sullivan (fighter)

Cite this page

APA: Biography.guide. (2026). George Sullivan. https://biography.guide/george-sullivan-mixed-martial-arts-fighter/

MLA: "George Sullivan." Biography.guide, https://biography.guide/george-sullivan-mixed-martial-arts-fighter/.

Chicago: "George Sullivan." Biography.guide. https://biography.guide/george-sullivan-mixed-martial-arts-fighter/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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