Barnard "Barney" Gumble is a recurring character in the American animated TV series The Simpsons. He is voiced by Dan Castellaneta and first appeared in the series premiere episode "Simpsons Roasting on an Open Fire".

Daniel Louis Castellaneta is an American actor and comedian. He is best known for voicing Homer Simpson on the animated series The Simpsons. Castellaneta is also known for voicing Grandpa in Nickelodeon's Hey Arnold!, and has had voice roles in several other programs, including Futurama, Sibs, Darkwing Duck, The Adventures of Dynamo Duck, The Batman, Back to the Future: The Animated Series, Aladdin, Earthworm Jim, and Taz-Mania.