Jean Sincere
actress
- Gender: Female
- Birthday: 1919-08-16
- Day of Death: 2013-04-03 ( 94 years old )
- Place of Birth: Mount Vernon, New York, USA
- Also Known As:
- IMDB:nm0801548
Jean Sincere “Sinny” Zambello (August 16, 1919 – April 3, 2013) was an American film, television, theater and voice actress. Her credits included the films Roxanne and The Incredibles, as well as recent roles in the television musical, Glee.