Six Characters in Search of an Author is an opera in three acts by composer Hugo Weisgall. The work uses an English libretto by Denis Johnston that is based on the play of the same name by Luigi Pirandello. The opera was commissioned by the New York City Opera under the leadership Julius Rudel. It premiered at New York City Center on April 26, 1959 in a production staged by William Ball and using sets and costumes designed by . Another professional production was mounted in 2000 at the McCarter Theater in Princeton, New Jersey for the .