Henry Winkler (b. 1945) is an actor who became famous for the role of Arthur Fonzarelli, better known as "Fonzie" (or "The Fonz"), on Happy Days. He appeared, sometimes with Ron Howard, in character as the Fonz, in a number of segments on Sesame Street.
He appeared on the cover of the Fall 1983 issue of Muppet Magazine with Fozzie Bear (who is sometimes mistakenly called Fonzie) and Kermit the Frog dressed as Winkler's Happy Days character.
He was also executive producer of Hollywood Squares when Miss Piggy appeared on the show during "Blondes Have More Fun" week.