From Wikipedia, the free encyclopedia. Clyde "Gerry" Geronimi (June 12, 1901 - April 24, 1989) was an Italian-American animation director. He is best known for his work at Walt Disney Productions. Geronimi was born in Chiavenna, Italy, immigrating to the United States as a young child. Geronimi's earliest work in the animation field was for the J.R. Bray Studios, where he worked with Walter Lantz. Geronimi left Bray in 1931... see more