Gilbert Cunningham Joyce (7 April 1866 – 22 July 1942) was a university educator and Bishop of Monmouth. He was educated at Harrow School, and Brasenose College, Oxford. He took his BA in 1888, MA in 1892, BD in 1904, and DD in 1909. After his departure from Lampeter in 1923, Joyce became in 1927 Archdeacon of St David's, and then succeeded Charles Green as Bishop of Monmouth on 30 November 1928.