Cassie Newman is a fictional character from The Young and the Restless, an American soap opera on the CBS network. Portrayed by Camryn Grimes, the character was introduced on March 19, 1997, by William J. Bell as the biological daughter of Sharon Newman who had been adopted. Grace Turner, Sharon's best friend, tracked Cassie down in hopes of reuniting her with Sharon, but decided to keep the girl for herself. A year passed before Sharon learned Cassie was her daughter, regaining custody with her husband Nicholas Newman, who adopted her.

Camryn Elizabeth Grimes is an American actress.