Joan C. Gratz
- Birthday: 4/6/1941
- Place of birth: Los Angeles, CA
- Fame for: Directing
- Also known as: Joan Carol Gratz
Biography
Joan Carol Gratz is an American artist, animator, and filmmaker who specializes in clay painting. Gratz is best known for her 1992 Oscar-winning animated short film Mona Lisa Descending a Staircase.