List of Famous people with last name Hennessey

Wayne Robert Hennessey is a Welsh professional footballer who plays as a goalkeeper for Premier League club Crystal Palace and the Wales national team.

Mike Hennessey was an English music journalist and jazz pianist.

Dorothy Marie Hennessey, O.S.F., was a Roman Catholic Franciscan Religious Sister and activist involved with the Peace and Justice movement.

Robert Francis Hennessey is an American prelate of the Roman Catholic Church. He currently serves as an auxiliary bishop of the Archdiocese of Boston.

Dan Hennessey is a Canadian voice director and voice actor who, early on in his career, performed with a children's comedy troupe. That same year, in 1973, he played Claudius, King of Denmark in his first film, a Canadian adaptation of Shakespeare's Hamlet play.