Career
Born in Sidcup 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. On 28 May 1965, aged 60, he was appointed as Archbishop of Southwark.
Archbishop Cowderoy, died on 10 October 1976, aged 71, in office.
Archbishop Cowderoy consecrated or co-consecrated the following bishops (all deceased):
Bishop Bernard Patrick Wall
Bishop Charles Joseph Henderson
Bishop John Farmer Healy
Bishop David John Cashman
Bishop Langton Douglas Fox
Bishop Alan Clark.