Cynthia Jane Williams (August 22, 1947 - January 25, 2023) was an American actress and producer, known for her role as Shirley Feeney on the television sitcom Happy Days (1975–1979), and Laverne & Shirley (1976–1982).
For Nickelodeon, she played Janice Dobbins in the Sam & Cat episode "#SalmonCat".