Rebecca Renee Olstead is an American actress, singer, and sex therapist. Active since childhood as an actress, she is best known for her roles on the CBS sitcom Still Standing and on the ABC Family drama The Secret Life of the American Teenager as Madison Cooperstein. In addition, she has recorded four studio albums, primarily of jazz music.

Still Standing is an American television sitcom created by Diane Burroughs and Joey Gutierrez, that aired on CBS from September 30, 2002, to March 8, 2006. It stars Mark Addy and Jami Gertz as Bill and Judy Miller, a working-class couple living in Chicago, Illinois. Taylor Ball, Renee Olstead, and Soleil Borda portray their children and Jennifer Irwin portrays Judy's sister Linda.