His great-grandparents were Hugh Ross (who arrived in Australia, as a free settler, at Van Diemen's Land in 1837) and Barbara Ross (née McKenzie), and George Beckton and Eliza Beckton (née Peirson, born in Mansfield, Victoria). His grandparents were John Ross (born at Kilmore, Victoria) and Adelaide Elizabeth Ross (née Beckton, born in Jamieson, Victoria). His parents were Kenneth McKenzie Ross (born in Mansfield, Victoria), and Alma Nora Ross (née Graham, born in Mansfield, Victoria). He has three children: Kendal, Kimberly, and Ian.