Franklin Wendell "Frank" Welker (born March 12, 1946) is an American voice actor.
He is best known for the voice of Fred Jones (1969-present) and Scooby-Doo (2002-present) in the Scooby-Doo franchise and Megatron, Galvatron and Soundwave in the Transformers franchise, he is also best known for providing voices for different animals sounds, monsters and creature sounds as well.