Rob Arnold (born January 3, 1980) is a member and lead guitarist of the metal band Chimaira. In an interview with Roadrunner Records, he named Kirk Hammett, "Dimebag" Darrell Abbott, Dave Mustaine, Marty Friedman and Kerry King as being influential to his playing style. Some of his favorite bands include Metallica, Megadeth, Slayer, Pantera, Sepultura, and Cannibal Corpse. Rob Arnold was formerly in the band Sanctum, and he later joined Chimaira and became their lead guitarist.