Cuthbert Irvine Peacocke TD (26 April 1903 – 6 April 1994) was the 8th Bishop of Derry and Raphoe, retiring in 1975. Peacocke was born at St Mary's Rectory, Dublin., son of Rt. Revd Joseph Irvine Peacocke, bishop of Derry and Raphoe 1916–1945. He was educated at Saint Columba's College, Dublin and Trinity College, Dublin and ordained in 1927 His first post was a curacy at Seapatrick. Peacocke was elected Bishop of Derry and Raphoe on 16 October 1969 and consecrated 6 January 1970. He resigned 31 March 1975.