John DiMaggio attended the Mason Gross School of the Arts, Rutgers University, for two years. He was a member of the Gamma Sigma fraternity.
DiMaggio is also a highly skilled beatboxer and can be heard in the Futurama episode "Luck of the Fryrish" as the character Noticeably F.A.T. He recorded an a cappella version of the Futurama theme for two episodes of the show with Billy West and also beatboxed with Coolio, as Kwanzaabot, on Bender's Big Score.
He is best known for his voice roles of Bender in Futurama, Dr. Drakken and Motor Ed in Kim Possible, Rico in The Penguins of Madagascar, and the characters Wakka and Kimahri Ronso in Final Fantasy X. He voices Jake the dog in the animated series Adventure Time, Bobo Haha and Skalamander on Generator Rex, and Niblet the Sheepdog in Pound Puppies.
2001: Won an Annie Award for Futurama (Voice Acting by a Male Performer in an Animated Television Production)