Norman Thomas Gilroy was born in Sydney on 22 January 1896. He attended Seminary at St Columba’s Springwood, and Propaganda Fide, in Rome. He was ordained a priest on 24 December 1923 at St John Lateran Basilica, Rome, by Cardinal Van Rossom. Thomas was Elected Bishop of Port Augusta on 10 December 1934 and consecrated on 17 March 1935 at St Mary’s Cathedral, by Archbishop Philip Bernardini. He was succeeded to the Archdiocese of Sydney on 8 March 1940 and created Cardinal on 18 February 1946. He resigned as Archbishop on 9 July 1971 and later died on 21 October 1977.