Richard Douglas Harries, Baron Harries of Pentregarth, FRSL (born 2 June 1936) is a retired bishop of the Church of England and former British Army officer. He was the 41st Bishop of Oxford from 1987 to 2006. From 2008 until 2012 he was the Gresham Professor of Divinity.
Harries was educated at Wellington College and Royal Military Academy Sandhurst. He was commissioned as a second lieutenant in the Royal Corps of Signals on 16 December 1955 and was promoted to lieutenant two years later. He left the active Regular Army on 12 September 1958 (transferring to the reserve of officers), and went up to Selwyn College, Cambridge, where he read theology (BA 1961, MA 1965), before going on to Cuddesdon College (1961–63) to study for ordination. He formally resigned his original army commission on 18 March 1965, but was immediately recommissioned as Chaplain to the Forces 4th Class in the Territorial Army, on 29 October 1969 he once more transferred to the reserve.