Rosemary DeCamp was an American film and television actress.
DeCamp made her film debut in Cheers for Miss Bishop and appeared in many Warner Bros. films, including Eyes in the Night, Yankee Doodle Dandy playing Nellie Cohan opposite James Cagney, and Nora Prentiss. She played the mother of the character played by Sabu Dastagir in Jungle Book.
DeCamp played Peg Riley in the early television sitcom The Life of Riley, was a regular on NBC's The Bob Cummings Show in the 1950s, and played Marlo Thomas' mother on ABC's That Girl in the 1960s. In 1962, she appeared as a dishonest Southern belle in the NBC sitcom Ensign O'Toole with Dean Jones. She appeared in the role of Gertrude Komack in the episode entitled "A Little Anger is a Good Thing" on ABC's medical drama Breaking Point. DeCamp also appeared as Aunt Helen on CBS's sitcom Petticoat Junction as a replacement for ailing Bea Benaderet. Viewers in the 1960s also knew her from her many appearances in commercials for the laundry product 20 Mule Team Borax.
She also played the faithful nurse on the Dr. Christian radio show, starring Jean Hersholt, and she played Buck Rogers' mother in flashback scenes of the Buck Rogers in the 25th Century episode "The Guardians".