Augustine-Marie de Montgolfier was born 28 August 1764 in Vidalon, France to Raymond de Montgolfier (1730-1792) and Claudine Devant (-1800) and died 22 December 1843 of unspecified causes. She married Marc François Seguin (1757-1832) 10 November 1782 in La chapelle de Vidalon, Vidalon-lès-Annonay, Ardèche, Auvergne-Rhône-Alpes, France.
Children
| Name | Birth | Death | Joined with |
| Marianne Augustine Seguin (1783-1786) | |||
| Marc François Seguin (1786-1875) | 20 April 1786 Annonay, Ardèche, Auvergne-Rhône-Alpes, France | 24 February 1875 Annonay, Ardèche, Auvergne-Rhône-Alpes, France | Rose Augustine Duret (1794-1836) Marie Augustine de Montgolfier (1819-1890) |
| Augustin Stanislas Seguin (1790-) | |||
| Camille Paul Seguin (1793-1852) | 25 December 1793 | 10 October 1852 Toulon, France | Cécile MacKer (1797-1866) |
| Jules Seguin (1796-1868) | |||
| Paul Seguin (1797-1875) | |||
| Charles Seguin (1798-1856) | |||
| Thérèse Seguin (1799-1823) | |||
Footnotes (including sources)
| ‡ General |