Professor Hinkle Tinkerton, also simply known as Hinkle, is the main antagonist of the 1969 Christmas television special Frosty the Snowman, a minor character in the feature film The Legend of Frosty The Snowman, and one of the main antagonists (alongside Abominable Snow Monster) in the 2024 holiday crossover Rudolph and Frosty the Snowman.
He was voiced by the late Billy De Wolfe. He is voiced by Tom Kenny in other media.