In 1927, Showers married Jean Alison Cunningham, with whom he had a daughter. Outside of the navy he played
rugby union at a high level and refereed for the
New South Wales Rugby Union. After his retirement Showers served as president of the
Navy League of Australia from 1957 to 1968. He was also secretary of the Nuclear Research Foundation supporting the
University of Sydney School of Physics from 1955 to 1968. He died on 31 July 1991 in
Darlinghurst, New South Wales, aged 92. ==References==