No, he has never played Tarzan look here for his resume http://www.imdb.com/name/nm0000549/
Elmo Redrico's birth name is Elmo Abaya Redrico.
Elmo Lincoln's birth name is Linkenhelt, Otto Elmo.
Elmo Veron's birth name is Elmo Joseph Veron.
Elmo Rautio's birth name is Elmo-Petteri Juhani Rautio.
The show's title is Sesame Street, not Elmo. The name of the vampire on Sesame Street is named Count von Count. Sesame Street first aired in 1969, Elmo first appeared in 1979 in a non-speaking role credited as "Little Monster".
Elmo Billings's birth name is ElmoG.Ludwick.
Elmo's dads name is Louie and his mom is Gladys
Tarzan predates George by over fifty years. The first Tarzan story appeared in 1912 & the original George of the Jungle cartoons aired in 1967
Tarzan is his ape name. It means "white skin".
The leopard's name in Tarzan is Sabor.
Tarzan's mother's name is Kala. She is a kind and nurturing gorilla who raised Tarzan as her own son in the jungle.