Ernest Charles McCauley was born on 7 April 1883 in Queanbeyan, New South Wales. He is the son of Thomas McCauley and Sarah Plummer. Ernest married Emma Parsons on 5 January 1907 in Gundagai, New South Wales. Emma was born in 1884 in Canterbury, New South Wales, and is the daughter of Charles Parsons and Mary Elizabeth Kidson. Emma died on 18 October 1923 in Auburn, New South Wales. Ernest died on 29 May 1957 in Auburn, New South Wales.

Edward Thomas McCauley was born in 1910 in Granville, New South Wales. He is the son of Ernest McCauley and Emma Parsons. Edward died on 24 April 1983 in Auburn, New South Wales.

Samuel Maxwell McCauley was born in 1913 in Gundagai, New South Wales. He is the son of Ernest McCauley and Emma Parsons. Samuel married Nancy Beatrice Harrison in 1933 in Auburn, New South Wales. Nancy was born in 1912 in Granville, New South Wales, and is the daughter of Richard Harrison and Charlotte Hough. Nancy died in 1983. They resided in Auburn North, New South Wales in 1946.

Ena Amy McCauley was born in 1914 in Queanbeyan, New South Wales. She is the daughter of Ernest McCauley and Emma Parsons. Ena married Howard John Norris in 1937 in Queanbeyan, New South Wales. Howard was born in 1916 in Bombala, New South Wales, and is the son of Ernest Matthew Norris and Sara Jane Groves. Howard died on 20 December 1990. Ena died on 5 August 1999. They are buried in Queanbeyan Lawn Cemetery & Memorial Gardens, Jerrabomberra, Queanbeyan–Palerang Regional Council, New South Wales.

Gordon McCauley was born on 4 November 1917 in Queanbeyan, New South Wales. He is the son of Ernest McCauley and Emma Parsons. Gordon married Edith Isobel Inglis in 1950 in Auburn, New South Wales. Edith was born on 4 September 1920 in Grafton, New South Wales, and is the daugther of William M Inglis and Edith Conniff. Edith died on 4 October 2011 in Lidcombe, New South Wales. Gordon died on 27 December 1991 in Auburn, New South Wales. He is buried in Rookwood Necropolis: Rookwood Gardens Crematorium, Sydney, New South Wales.