List of Superman supporting characters

This list is the cast of characters secondary to the main character of Superman in the Superman comics, television programs, cartoons, and movies.

Almost all versions reference the source material of the comic book version and therefore the various iterations in all forms of media share an overlapping set of characters.

At least four mayors are known to be considered part of Metropolis' history and have interacted with Superman and his supporting characters:

The staff of the Daily Planet , art by Adam Kubert and Stéphane Roux
The Eradicator, Steel, Superman, Superboy, Supergirl, and Strange Visitor, art By Mike McKone