Samuel McGuiness was born 29 January 1833 in Coledale, New South Wales, Australia to Thomas Maginnis (1810-1862) and Sarah Blackman (1815-1904) and died 25 September 1912 Crookwell, New South Wales, Australia of unspecified causes. He married Esther O'Hara (c1845-1911) 1874 in Sydney, New South Wales, Australia.
|Arthur Sidney McGuiness (1874-1891)|
|Linda Mabel McGuiness (1875-1951)|
|Clarice J McGuiness (1878-1878)|
|Hilton McGuiness (1880-1944)|