Downer family
The Downer family have played a prominent role in South Australian and Australian politics. Their earliest ancestors were Mary Ann Downer and her son Henry Downer, a tailor, who travelled from England to Australia in 1862, settling in Adelaide.
| Name | Birth name | Alive | Occupation | Office | Parents | Spouse | Notes |
| Henry Downer | Henry Downer | 1811–1870 | Tailor | Jane Field | Arrived from England aboard the Eden on 24 February 1838 | ||
| George Downer | Alexander George Downer | 1839–1916 | Barrister, journalist, businessman | Henry Downer and Jane Downer | unmarried | ||
| John Downer | John William Downer | 1843–1915 | Partner in the legal firm G & J Downer | Premier of South Australia 1885 – 1887, 1892 – 1893 | Henry Downer and Jane Downer | Elizabeth Henderson Una Stella Haslingden Russell | Una Russell remarried in 1919, to D’Arcy Wentworth Addison. |
| Henry Edward Downer | 1836–1905 | lawyer, businessman, politician | Henry Downer and Jane Downer | Maria Martin Haggar | |||
| Alick Downer | Alexander Russell Downer | 1910–1981 | Minister for Immigration, Australian 1958 – 1963 High Commissioner in London 1964 – 1972 | John William Downer and Una Stella Haslingden Downer | Mary Isobel Gosse | ||
| Mary Downer | Mary Isobel Gosse | 1924–2014 | James Hay Gosse and Joanna Lang Gosse | Alick Downer | |||
| Alexander Downer | 1951 – | Minister for Foreign Affairs 1996 – 2007 Opposition Leader 1994 – 1995 | Alick Downer and Mary Downer | Nicola Robinson | |||
| Georgina Downer | Georgina Mary Beatrice Downer | 1979– | Lawyer, diplomat, political adviser | Alexander Downer and Nicola Rosemary "Nicky" Downer | Will Heath | Contested elections in 2018 and 2019 for Mayo as the endorsed Liberal candidate, in both cases unsuccessfully. |