The Great Gazoo, or simply Gazoo, is a fictional character from the animated series The Flintstones. He first appeared on the show on October 29, 1965. The Great Gazoo was voiced by actor Harvey Korman.

The Flintstones is an American animated sitcom produced by Hanna-Barbera Productions, which takes place in a romanticized Stone Age setting and follows the titular family, the Flintstones, and their next-door neighbors, the Rubbles. It was originally broadcast on ABC from September 30, 1960, to April 1, 1966, and was the first animated series with a prime-time slot on television.