Clifford is a Muppet character, performed by Kevin Clash. He is a violet-colored creature with orange dreadlocks and big lips. Like many other muppets, it is never specified what kind of creature he is, but it is speculated that he is in fact a catfish.

Clifford is a 1994 comedy film starring Martin Short, Charles Grodin, and Mary Steenburgen.

William Kingdon Clifford. English geometer. 1845-1879. "If he had lived we might have known something."

brand of anti-theft and alarm systems