Katherine Corri Harris (October 12, 1890 – May 2, 1927) was an American actress and socialite. She appeared in several stage plays and three silent films, and was the first wife of actor John Barrymore. As Katherine Harris Barrymore, she appeared in two of Barrymore's now lost silent films: Nearly a King (1916) and The Lost Bridegroom (1916). In 1918, she starred as Lily Bart in the silent film version of Edith Wharton's 1905 novel, The House of Mirth, directed by Albert Capellani.