Augusta Finch was born 20 February 1822 in Great Packington, Warwickshire, England, United Kingdom to Heneage Finch, 5th Earl of Aylesford (1786-1859) and Augusta Sophia Greville (1787-1845) and died 1 December 1900 of unspecified causes. She married William Walter Legge, 5th Earl of Dartmouth (1823-1891) 1 June 1846 .
Children
| Name | Birth | Death | Joined with |
| Augusta Georgina Legge (1844-) | |||
| Frances Charlotte Legge (1848-) | |||
| Elizabeth Sarah Legge (1850-) | |||
| William Heneage Legge, 6th Earl of Dartmouth (1851-1936) | 6 May 1851 Westminster, Greater London, England, United Kingdom | 11 March 1936 Patshull Hall, Staffordshire, England, United Kingdom | Mary Coke (1849-1929) |
| Henry Charles Legge (1852-1924) | |||
Footnotes (including sources)
| ‡ General |