Rob Graves, also known as Rob Ritter, was an American guitarist and bassist, born in Detroit, Michigan. Graves was known for his work in the 1970s and 1980s punk scene in Los Angeles, performing with Bags, the Gun Club, 45 Grave, Thelonious Monster and the Loafin' Hyenas. Prior to relocating to LA in February 1978, Graves had played in Phoenix punk band the Exterminators.