Ignatius Fay (born Ignatius Charles Peter Fay, March 30, 1950, Sudbury, Ontario, Canada; died November 5, 2022, Sudbury), Canadian invertebrate paleontologist, graphic designer, poet, author, and editor and publisher. Author of a two-volume anecdotal autobiography; coauthor of three poetry collections, a coffee table art book of Canadian scenery, and a thriller novel centered on a conflict between vampires and Native Haida mythology. Edited the email newsletter for the Haiku Society of America and layout artist for HSA publications. Founding editor of Tandem: The Rengay Journal. Ontario regional coordinator for Haiku Canada.