- Born 18 December 1900 in Glasgow, Scotland
- Died 13 March 1987 in Canberra
- Writer, farmer and grazier
- Married Marjorie Wyllie (1926), one daughter; married Eileen McLeod (1972)
- Served in World War II (enlisted at Old Junee)
- Had distinguished career as agricultural writer, under the pen-name “Peter Snodgrass”
- General President of Farmers and Settlers’ Association of NSW and Australian Wheatgrowers’ Federation
- Member of the Joint Parliamentary Committee on Foreign Affairs 1952-55
- Minister for Social Services 1956-65
- Australia’s first Ambassador to Ireland 1965-68
- In a condolence motion speech, National Party Leader Ian Sinclair said Roberton: “was one of those greats of the bush-a humble man, a man whose interest in the wider community, particularly in things agricultural, extended throughout his life. He was one who served his community well before he entered [Parliament].”