Mark Kerr, a seasoned mixed martial artist, competed with a record of 15 wins, 11 losses, and no contests (1 NC) during his career. He specialized in the heavyweight division, weighing in at 266 lbs. Standing tall at 6' 3", Kerr demonstrated an adaptable stance, switching between stances as needed. In terms of performance, Kerr averaged a striking rate of 0.28 significant strikes per minute with a striking accuracy of 41%. He absorbed an average of 0.89 strikes per minute, and his strike defense was at 28%. Kerr's grappling skills were evident in his takedown attempts, as he averaged 2.92 takedowns per 15 minutes with a takedown accuracy of 77%. He attempted an average of 0.4 submissions per 15 minutes. Throughout his career, Kerr achieved notable victories over opponents such as Dan Bobish, who had an ELO rating of 1000. In one of his most significant wins, he submitted Bobish using an other technique. His last fight was on October 17, 1997, where he defeated Dwayne Cason via rear naked choke and Greg Stott via KO/TKO knee. Additionally, he scored a KO/TKO victory against Moti Horenstein the same year.