Henry Farrell (September 27, 1920 ? March 29, 2006) was an American novelist and screenwriter, best known as the author of the renowned gothic horror story What Ever Happened to Baby Jane?, which was made into a film starring Bette Davis and Joan Crawford.

In 2003, the character of Baby Jane Hudson was ranked #44 on the American Film Institute's list of the 50 Best Villains of American Cinema.

The film was nominated for five Academy Awards, winning one for Best Costume Design, Black and White.