ToonHeads is an American animation anthology series consisting of Hanna-Barbera, Metro-Goldwyn-Mayer, Warner Bros., and Popeye cartoon shorts, with background information and trivia, prominently about animators and voice actors of the shorts. ToonHeads was originally broadcast on Cartoon Network from October 2, 1992, until November 23, 2003.

The series was first announced on the Cartoon Network Special "Droopy's Guide to the Cartoon Network" as part of a promotion advertising the various blocks that would appear on the channel and what order they would be shown in. This special was the very first broadcast on the Cartoon Network's launch on October 1, 1992, and was re-aired throughout October 1992. The series includes more than 102 episodes (many undocumented), when including five specials (four one-hour specials and one half-hour special, two of which ("The Best of the Worst Cartoons Ever" and "The Twelve Missing Hares") were never aired).