Daniel Louis Castellaneta voices the character of Homer Simpson on the animated television series.
Homer Jay Simpson is a fictional character and the main protagonist of the American animated television series "The Simpsons" as the patriarch of the eponymous family. 
 He is voiced by Dan Castellaneta and first appeared on television, along with the rest of his family, in "The Tracey Ullman Show" short "Good Night" on April 19, 1987. 
Daniel Louis Castellaneta ( ; born October 29, 1957) is an American actor, voice actor, comedian and screenwriter. 
