Katharine "Kay" Brown Barrett (December 7, 1902 – January 18, 1995) was a Hollywood talent scout and agent beginning in the 1930s. She is most famous for bringing Margaret Mitchell's novel Gone with the Wind to the attention of David O. Selznick, for whom she worked, in 1936. She had a long career as representative, talent scout and agent with Leland Hayward, MCA and International Creative Management ("ICM").