Rob Emerson, a seasoned mixed martial artist, competed with an MMA record of 18 wins, 12 losses, and one no contest. He specialized in the lightweight division, weighing in at 155 lbs. Standing at 5' 9', he had a reach of 70'. Emerson adopted an orthodox stance during his bouts. In terms of performance, Emerson demonstrated an average of 2.5 significant strikes per minute and a striking accuracy of 30%. He absorbed an average of 2.83 strikes per minute, with a commendable strike defense rate of 64%. Emerson also averaged 2.02 takedowns per 15 minutes, achieving a takedown accuracy of 52%. His submission attempts were relatively low, averaging 0.4 per 15 minutes. Notable victories in Emerson's career include his win against Manvel Gamburyan, who held an ELO rating of 1026 at the time. In his most recent fights, he secured a victory over Gamburyan via KO/TKO punch in August 2008. However, he suffered losses to Kurt Pellegrino via submission and Rafael Dos Anjos via unanimous decision in 2009. Emerson managed to secure another win against Phillipe Nover in February 2010 before facing a loss against Nik Lentz the same year. His last recorded fight was in March 2010.