Alexander Falconer was born 1784 in Eddrachillis, Sutherland, Scotland to Alexander Falconer (1730-1802) and Mary MacIntosh (1735-1827) .
Children
| Name | Birth | Death | Joined with |
| Mary Falconer (1814-) | 13 April 1814 Calcutta, Bengal, India | Alexander Davidson (c1792-1856) | |
| Eliza Falconer (1815-1883) | 5 October 1815 Calcutta, Bengal, India | 17 June 1883 42 Clarence Square, Pittville, Cheltenham, Gloucestershire, England | Hugh Campbell Wilson (1804-1855) |
| Caroline Falconer (1819-1845) | 19 January 1819 Belnabarry, Bengal, India | 11 April 1845 Yarra Bend, South Yarra, Melbourne, Victoria, Australia | John Henry Sullivan (1816-1856) |
| Name | Birth | Death | Joined with |
| Alexander Freer Falconer (1826-1827) | 15 August 1826 Barrackpore, Bengal, India | 29 October 1827 Calcutta, Bengal, India | |
Siblings