Maurice Griffith (or Griffin; c. 1507 – 20 November 1558) was a Welshman who became Bishop of Rochester.Little is known of his birth but it is thought to have been in the Caernarfon area around 1507. He was a friar at Blackfriars, Oxford and was admitted as B.D. on 5 July 1532. In 1535 was appointed by John Hilsey, then Bishop of Rochester, to be his Vicar-General, and was appointed rector of St Magnus-the-Martyr in 1537.