John Frederick Williams (9 March 1907 – 1 September 1983) was a Welsh Anglican priest in the last third of the twentieth century.[1] Williams was educated at Friars School, Bangor, and the University of Wales; and ordained in 1930.[2] After curacies in Portmadoc and Aberdare he served incumbencies at Miskin, Skewen and Neath. He was Archdeacon of Llandaff from 1969 to 1971; and Dean of Llandaff from 1971 to 1977.