Wally Gator is an American animated television series produced by Hanna-Barbera Productions that originally aired as one of the three segments from the syndicated block The Hanna-Barbera New Cartoon Series. The other two segments that compose the series are Touché Turtle and Dum Dum and Lippy the Lion and Hardy Har Har. The segment consisted of 52 episodes that aired from September 3, 1962, to August 26, 1963.
Wally Gator appears in the HBO Max series Jellystone!, where he is portrayed as the town ditz and voiced by Jeff Bergman.
Source : Wikipedia