James Winslow "Win" Mortimer was a Canadian comic book and comic strip artist best known as one of the major illustrators of the DC Comics superhero Superman. He additionally drew for Marvel Comics, Gold Key Comics, and other publishers.

Superman is a superhero who appears in American comic books published by DC Comics. The character was created by writer Jerry Siegel and artist Joe Shuster, and debuted in the comic book Action Comics #1. Superman has been adapted to a number of other media, which includes radio serials, novels, films, television shows, theater, and video games.