 Pennar Davies studied at University of Wales, Cardiff, at Balliol and Mansfield College, Oxford, and at Yale University.In 1943 he became a Congregational minister in Cardiff.He was subsequently professor of Church History at Bala-Bangor Theological College and Brecon Congregational Memorial College, was Principal of Brecon Congregational Memorial College from 1950 and Principal of Swansea Memorial College from 1959 until his retirement in 1979.