Family background
Birth dates for Kevin J Costello are recorded for 1910 at Waratah, NSW, and 1911 at Braidwood, NSW. In 1934 a person named Kevin J Costello married Una M Byrne at Goulburn. He died on 1 August 1966, aged 56 years. His funeral was held at St Francis? Catholic Church, Paddington.
Local government service
Kevin James Costello was Alderman for Fitzroy Ward, 1 December 1962 to 3 December 1965 when he resigned due to illness. He was a member of the Works Committee and the Health and Recreation Committee between 1963 and 1965. In May 1966, the Council set up a fund to provide financial assistance to his family.
References
City of Sydney Archives: Aldermen’s Files