John Costanza Real Name John Costanza Pseudonyms Jon Costa Employers Dark Horse Comics Titles Letterer; Writer; Penciler; Inker; Cover Artist Gender Male Date of Birth Contents[show] Work History Images Attributed to John Costanza Notes No special notes. Trivia No trivia. See Also Gallery of John Costanza's pictures Quotations by John Costanza John Costanza in the news Official Website None. Links and References None. Retrieved from "https://darkhorse.fandom.com/wiki/John_Costanza?oldid=13581" Categories: Letterers Writers Pencilers Inkers Cover Artists Dark Horse Staff Templated Articles Male Staff Members Living Staff Members Personal History Needed Staff Image Needed Professional History Needed Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.