Elsie Spain (1879 – 28 May 1970), born Elsie Rickets, was an English opera singer and actress, best known for her performances in soprano roles of the Savoy Operas with the D'Oyly Carte Opera Company from 1908 to 1910 and in operettas and Edwardian musical comedies. She was one of the last leading ladies in the Gilbert and Sullivan roles personally trained by W. S. Gilbert. Among her roles in musicals, she originated the part of Princess Mathilde in the long-running The Quaker Girl.