John James "Jimmy" MacDonald (May 19, 1906 – February 1, 1991) was a British-born foley artist, animator, voice actor, musician, and the original head of the Disney sound effects department. He was also known for being the voice of Mickey Mouse from 1947 to 1977. After MacDonald's retirement in 1977, Wayne Allwine took over the role as Mickey from 1977 until his death in 2009.