Henry Sullivan was born 1840 in Kempsey, New South Wales, Australia to John Henry Sullivan (1816-1856) and Caroline Falconer (1819-1845) .
Siblings
| Name | Birth | Death | Joined with |
| Henry E Sullivan (1840-) | 1840 Kempsey, New South Wales, Australia | ||
| Caroline M Sullivan (1842-1860) | 1842 Kempsey, New South Wales, Australia | 1860 Victoria, Australia | |
| Child Sullivan (1845-1845) | 11 April 1845 Yarra Bend, South Yarra, Melbourne, Victoria, Australia | 12 April 1845 Yarra Bend, South Yarra, Melbourne, Victoria, Australia | |
| Name | Birth | Death | Joined with |
| Jessie Maria Sullivan (1845-1846) | |||
| William Douglas Plaston Sullivan (1848-) | |||
| Benjamin Gavin Sullivan (1849-1850) | |||
| Kenneth Snodgrass Sullivan (1851-1852) | |||
| Richard Gavin Wilton Snodgrass Sullivan (1854-1892) | |||