Born in 1923, Guillermo Granizo is a listed American painter who worked primarily in ceramic and porcelain. He was born in San Francisco, California, but lived in Guatemala and Nicaragua for eleven years.

He trained at the San Francisco College of Art, then served as Art Director at KRON-TV, where he produced educational films. He became the resident artist for Stonelight Tiles in San Jose in 1970, and devoted the rest of his career as a ceramic tile muralist. He died in 1997.