Early career Quinn began his MMA career in 2008, he went 2–1 in his first three fights before making his
Bellator debut.
Bellator MMA Quinn made his Bellator debut on April 22, 2010 against Matt Lee at
Bellator 15. Quinn won the fight via unanimous decision. Quinn then went 1–1 in smaller promotions before returning to the promotion and earning a unanimous decision win against Mike Winters at
Bellator 39. In his next bout for the promotion, Quinn faced Brett Oteri at
Bellator 48 on August 20, 2011. Quinn defeated Oteri via technical submission due to a rear-naked choke in the first round. At
Bellator 63, Quinn faced Marc Stevens on March 30, 2012. Quinn won the fight by unanimous decision. Quinn was expected to face
Andrew Calandrelli at
Bellator 98 on September 7, 2013, however Calandrelli was unable to fight due to a medical issue and was replaced by
Brylan Van Artsdalen. Quinn won via submission in the first round. Quinn then faced
Andrew Calandrelli at
Bellator 110 on February 28, 2014. Quinn won a unanimous decision. Quinn faced
Waylon Lowe at
Bellator 140 on July 17, 2015. He won the fight by submission in the second round. Quinn faced
Saad Awad at
Bellator 178 on April 21, 2017. He lost the back-and-forth fight via unanimous decision. Quinn faced undefeated fighter Marcus Surin on October 20, 2017 at
Bellator 185. He won the fight by unanimous decision. ==Mixed martial arts record==