John Costanza (born August 14, 1943, in Dover, New Jersey) is an American comic book artist and letterer. He has worked for both DC Comics and Marvel Comics. He was the letterer during Alan Moore's acclaimed run on Swamp Thing. The bulk of Costanza's art assignments have been for anthropomorphic animal comics and children-oriented material. Biography Costanza began his career in 1965, working as Joe Kubert's assistant on the syndicated newspaper strip Tales of the Green Berets. Costanza soon started to work for comic books, both as an artist and a letterer. He started out with contributing to DC titles like G.I. Combat and House of Mystery in the period 1968-1971. He began freelancing for Marvel (exclusively as a letterer) in 1972, at first under the alias Jon Costa. He would soon become one of the company's premier letterers, working on flagship titles such as Fantastic Four and The Amazing Spider-Man, and lettering special projects such as the Stan Lee/Jack Kirby Silver Surfer novel (Silver Surfer: The Ultimate Cosmic Experience) published by Fireside Books in 1978. During the 1970s he produced comics with Warner Bros.' Looney Tunes/Merrie Melodies characters for Western Publishing. For Marvel in 1980s, Costanza drew comics with Heathcliff, the Get Along Gang, and Hugga Bunch. In the 1990s, he returned to Warner Bros. comics, this time for DC's Looney Tunes and Animaniacs titles. He also did stories with Roger Rabbit and Mickey Mouse for Walt Disney Studios. Costanza has also drawn issues of Matt Groening's The Simpsons comics. Bibliography (selected) Lettering Green Lantern/Green Arrow (with writer Denny O'Neil and artists Neal Adams and Dick Giordano, DC, 1970-1972) The New Gods (with writer/artist Jack Kirby, DC, 1971) Mister Miracle (with writer/artist Jack Kirby, DC, 1971) The Forever People (with writer/artist Jack Kirby, DC, 1971) Conan the Barbarian (with writer Roy Thomas and artists Barry Smith and John Buscema, Marvel, 1972–1978) Tomb of Dracula (with writer Marv Wolfman, penciller Gene Colan, and inker Tom Palmer Marvel, 1972–1979) Doctor Strange (with writers Steve Englehart, Marv Wolfman, Jim Starlin, and Roger Stern and artists Frank Brunner, Gene Colan, Rudy Nebres, Al Milgrom, Tom Sutton, and Tom Palmer, Marvel, 1974–1979) The Invaders (with writer Roy Thomas, penciller Frank Robbins, and inker Frank Springer, Marvel, 1975–1978) Legion of Super-Heroes (with writer Paul Levitz and penciller Keith Giffen, DC, 1982–1984) Camelot 3000 (with writer Mike W. Barr and penciller Brian Bolland, DC, 1982–1985 Ronin