The character was voiced by Hans Conried in the original cartoon series. Snidely was played by Alfred Molina in the 1999 live action film version Dudley Do-Right, in which he is called Snidely K. "Whip" Whiplash.
in The Simpsons episode, Glamourus Godfrey, Mr Burn makes reference to Snidley in song
One of the achievements/trophies for the game Red Dead Redemption is called Dastardly, after another infamous villain that resembles Snidely, Dick Dastardly, but the icon has a top hat and curled mustache, resembling Snidely.
Pinky and the Brain allude to Snideley in the episode "Leave It to Beavers/Cinebrainia", in which Pinky, dressed in a top hat and long mustache, ties a rag doll to train tracks and Brain, dressed as a Mountie, attempts to save the doll.
Family Guy pays homage to Snidely Whiplash when it was revealed on the episode "Mother Tucker" that Peter Griffin has an evil twin brother Thaddeus, who looks exactly like Peter, but talks and dresses like Snidely and wears an identical long mustache.
One of Lee Publications's invisible ink books contains a puzzle in which Snidely Whiplash has kidnapped a beautiful circus acrobat.
The single cover of the Taylor Swift song, Mean, features Taylor tied to a set of railroad tracks, watched over by a man that bears a striking resemblance to Snidely.
In episode 24, season 1, of the TV show, My Little Pony: Friendship is Magic, Spike's clothes resemble Snidely's. In episode 24 of season 2 of that show, the griffon character Gustav resembles Snidely Whiplash in one of Pinkie's accusation stories.
In an episode of Man Up!, Craig and Kenny draw a mustache on Will's face while he is asleep, commenting when he awakens, "Will is gone, but look, it's Snidely Whiplash!"
In Frosty the Snowman, Professor Hinkle bears a similar resemblance to Snidely Whiplash because of his voice and appearance.