The Diocese of Chichester is a Church of England diocese based in Chichester, covering Sussex. It was founded in 681 as the ancient Diocese of Selsey, which was based at Selsey Abbey, until the see was translated to Chichester in 1075. The cathedral is Chichester Cathedral and the diocesan bishop is the Bishop of Chichester. The diocese is in the Province of Canterbury.

Michael Laurence Langrish is a retired English Anglican bishop. He was Bishop of Exeter from 2000 to 2013.