This is a list of related persons who have held positions in the two South Australian houses of parliament or represented South Australia in Canberra. It includes some notes on people with identical surnames but no clear family connection.
Note: The following abbreviations have been used below:
Robert Davenport (1816–1896), brother of Samuel, MLC, electoral district of Hindmarsh, 1851–1854.
Sir Samuel Davenport (1818–1906), brother of Robert, MLC, 1846–1848, 1855–1857 and 1857–1866 (as a non-official nominee).
(nephew) George Davenport (1831–1881) was a Queensland politician, son of Robert and Samuel's older brother (George) Francis who had preceded them to South Australia
Dawkins
Boyd Dawkins (1917–1996) MLC 1962–1982 (represented electoral district of Midland before 1973 reforms when Upper House districts were abolished)
(son) John Dawkins (born 1954) MLC 1997– (still serving).
Sir John Duncan (1845–1913) MHA for Port Adelaide 1871–75, MHA for Wallaroo 1875–1877, MHA for Wooroora 1884–90, MLC (North-Eastern district) 1891–1896, 1900–1913.
Albert Hawke (1900–1986), MHA for Burra Burra 1924–1927 and Premier of Western Australia 1953–1959 was uncle of
Bob Hawke (1929–2019), Prime Minister of Australia 1983–1991
(James Renfrey Hawke (25 September 1862 – 12/13 September 1930) and Elizabeth Ann Hawke née Pascoe (31 December 1862 – 27 December 1946) of Kapunda were parents of Albert Hawke and Clem Hawke (1898–1989), father of Bob Hawke).
David Wark MLA for Murray 1857–62 had a tenuous relationship with the Newlands: his son James Keeling Wark (c. 1847–1886) married Mary Newland (1854–1942), a niece of Simpson Newland, and David Wark's wife Catherine/Catharine? née Keeling (–1859) was a sister of Ridgway William Newland's second wife Martha née Keeling (1797–1870).
(John Newland MHA for Burra Burra 1906–12 and Senator for South Australia, was not related — his birth name (later resumed) was Newlands.)
James Shannon (c. 1840–1891), half-brother of David, MHA for Light 1878–81
John Wallace Shannon (1862–1926) (nephew of David and half-nephew of James), MHA for Yorke Peninsula 1896–02; MHA for Wallaroo 1902–05; Senator for South Australia 1914–20.
Emanuel Solomon (1800–1873) MLA for West Adelaide 1862–65; MLC 1867–71. His oldest brother Moss Solomon (c. 1796–1849) was father of Judah Moss Solomon