Jennifer Victoria Runyon is an American actress. She made her feature-film debut in the slasher film To All a Goodnight (1980), and went on to have supporting roles in the comedies Up the Creek (1984) and Ghostbusters (1984). She also had a lead role as Gwendolyn Pierce in the 1984 sitcom Charles in Charge during its first season. In 1988, she portrayed Cindy Brady in the television film A Very Brady Christmas.

To All a Goodnight is a 1980 American slasher film directed by David Hess and starring Jennifer Runyon and Forrest Swanson. Its plot follows a group of female finishing school students and their boyfriends being murdered during a Christmas party by a psychopath dressed as Santa Claus.