Daughter of John Steele & Agnes FINLAY, Margaret (b. 1868 Pleasant Creek, reg 25472), died as Margaret Johnson FINLAY in 1955 aged 88 in St Arnauds (reg 23570). (By the by you have her as Finaly on your site)
There was also another daughter, Agnes Sutherland Martha, who died in 1942 aged 71 in Elsternwick, as GISSING or FREEMAN-GISSING (reg 7162). Her husband was Edward Francis; he died in 1942 aged 61 in Elsternwick (reg 275). She was born as Martha Agnes in 1870 in Pleasant Creek (reg 18285).
John & Agnes also had 2 sons, John Walter b. 1873 Ballarat (reg 585) and James Steel b. 1877 Pleasant Creek (reg 17690).
Both died in WA:
The West Australian, Monday 18 June 1951
FINLAY: On June 14, 1951, at Kalgoorlie, James Steel Finlay, of the Paris Goldmine, Widgiemooltha, loved husband of Barbara, step-father of Ella (Mr. and Mrs. Chapman), grandfather of Digby and Ossie, of Goomalling. Friends are informed that his remains were interred in the Anglican portion of the Kalgoorlie Cemetery on June 15, 1951. W. Strother, Funeral Director, Kalgoorlie.
The West Australian, Friday 18 October 1946
FINLAY.-On September 29, passed away suddenly in Narrogin Hospital, Western Australia, John Walter, beloved eldest son of the late John S. Finlay and Agnes Finlay, and loved brother of Margaret T. Finlay (Middle Brighton), Agnes (Mrs. Freeman Gissing, deceased), Robert W. (deceased) and James S. (Kalgoorlie, Western Australia), aged 73 years.
This indicates there was a 3rd brother named Robert!
Patrick James FINLAY (previously MONAGHAN) died in WA in July 1905 (not 1903), aged 26.
His half-sister Winifred also died in WA, in 1967 aged 84, as Winifred Grace Elizabeth May Vincent De BANKS, daughter of Peter & Winifred (Perth, reg 1517). Her husband Clarence Arthur De BANKS died there in 1938 (East Murchison, reg 32); he was born in 1881 in Jarrahdale WA (reg 22234). They married in 1906 in WA (Perth, reg 236).
The West Australian, Monday 24 October 1938
DE BANKS--On October 22, 1938, at Wiluna, Clarence Arthur, dearly beloved husband of Winifred Grace De Banks, and beloved father of Grace (Mrs. I. Baldwin, Dongarra), Clarice (Mrs. C. Elsgood, Mt. Lawley), Doris, Edna (Mrs. J. Thompson, Wiluna), Joyce and Alice; aged 57 years. R.I.P.
Grace L M 1909, m. Ivan A J BALDWIN 1930
Clarice E Joan 1911, m. Clarence Oswald ELSEGOOD 1941 [as WILKINS], d. 1982 aged 72
Doris Veronica 1914, m. Frank Goddard TOURNAY 1957, d. 1990 aged 76
Edna M P 1917, m. Wm J THOMPSON 1936/7
Joyce Constance 1920, m. Al[l]an Cedric FRASER 1941, d. 1986 aged 66
Alice Noreen 1922, m. Donald Gilmour McDONALD 1946, d. 1987 aged 64