Cyril Conrad Cowderoy (5 May 1905 - 10 October 1976) was a priest for over 45 years and a bishop for over 26 years in the Roman Catholic Church in England and Wales. Born in Sidcup, Kent, on 5 May 1905, he was consecrated and ordained as parish priest in Southwark on 30 May 1931 by Cardinal Bernard William Griffin and Bishops Beck and Farren. On 12 December 1949 he was appointed Bishop of Southwark. In 1964, he opened St. Michael and All Angels Catholic Church, in Locksbottom, Kent, inside of which is a commemorative plaque.