Death of Robert confirms his wife at the time of his death was Margaret:
The Sydney Morning Herald, Monday 7 August 1922
INGLETON.-August 6, 1922, at Glen-Ayr, Kingsway, Cronulla, Robert Ingleton, late of Railway Department, Goulburn, and dearly loved husband of Margaret Ingleton, aged 68 years.
See
http://nla.gov.au/nla.news-article16017605His obit, link quoted in reply #2 above, confirms Ebenezer as his brother:
Goulburn Evening Penny Post, Tuesday 8 August 1922
Obituary
MR. ROBERT INGLETON.
The death occurred at Cronulla on Sunday of Mr. Robert Ingleton, a former Goulburn resident, at the age of 68. Deceased was, prior to his retirement seven years ago, an engine driver attached to the local branch of the Railway Department. For many years he was an express driver, and was held in high esteem by the authorities for his carefulness and efficiency at his work. The deceased gentleman's mother is still living. She is Mrs. John Ingleton, that wonderful old lady of Bradley-street, who is probably the oldest Goulburn resident. A brother and three sisters of deceased also live in this city. They are--Mr. E. Ingleton (Loco. Department), Mrs. Robert Small (Hurst-street), Mrs. J. Davidson (Auburn-street), and Mrs. A. Baxter (Bradley-street). Mrs. Fred Hamilton, of Ashfield, is also a sister, and Mr. Jack Ingleton, of Picton, is a brother. Deceased is survived by his wife and a son and daughter--Mr. Jack Ingleton (Lithgow), and Mrs. Sid Grant (Kenmore).
Ebenezer INGLETON also worked in the railways and lived in Goulburn - he died in 1948. His obit:
http://nla.gov.au/nla.news-article103724852His sister Isabella SMALL's obit:
http://nla.gov.au/nla.news-article99545128 (she married in Greenock)
Mother Agnes' obit - she died aged 95:
http://nla.gov.au/nla.news-article101794428Sisters' marriages:
3861/1892 BAXTER BENJAMIN / INGLETON ANN / GOULBURN
3734/1894 DAVIDSON ALEXANDER R / INGLETON JEAN / GOULBURN
Mrs Fred. HAMILTON was Agnes INGLETON.