Melissa Ivy Rauch is an American actress and comedian who is best known for her role as Bernadette Rostenkowski-Wolowitz on the CBS sitcom The Big Bang Theory since 2009.

For Disney, she played First-Mate Mollie, Red Jessica's first mate, in the Jake and the Never Land Pirates episode "Smee-erella" and Tizzy, Ruby's fairy godmother, in the Sofia the First episode "In a Tizzy". She will provide the voice of Star's fairy godmother, Baby in the Star vs. the Forces of Evil episode of the same name.