Jean Charles Prosper de Mestre was born 15 August 1789 in Lorient, Morbihan, France to André Charles de Mestre (c1756-1794) and Helene Thomasse Cottrel (1760-1851) and died 13 September 1844 Terara, New South Wales, Australia of unspecified causes. He married Mary Ann Black (1801-1861) 1 March 1821 St Philips in Sydney, New South Wales, Australia.
Children
| Name | Birth | Death | Joined with |
| Prosper John de Mestre (1821-1863) | |||
| Andre Cottrell de Mestre (1823-1917) | |||
| Helen Mary de Mestre (1825-1907) | |||
| Sarah Louisa de Mestre (1827-1914) | |||
| Melanie Isabella de Mestre (1829-1925) | |||
| Etienne Livingstone de Mestre (1832-1916) | 9 April 1832 George St, Sydney, New South Wales, Australia | 22 October 1916 "Garryowen", Moss Vale, New South Wales, Australia | Sarah Lamb (?-?) Clara Eliza Rowe (1852-1934) |
| Mary Ann de Mestre (1834-1925) | |||
| Kate Dorothy de Mestre (1836-1905) | 2 December 1836 Liverpool St, Sydney, New South Wales, Australia | 21 July 1905 "Liryclea", Five Dock, New South Wales, Australia | David Ramsay (1832-1901) |
| Louisa Jane de Mestre (1839-1909) | |||
| Annette Marland de Mestre (1841-1936) | |||
Footnotes (including sources)
| ‡ General |
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