The Pineton de Chambrun is a family, of which several members have taken an important part in French politics. Their nobility was proved in 1491. The Pineton de Chambrun originally come from the Gévaudan region, and many members were mayors or deputies of Lozère.
Descendants include direct lineage of the Marquis de Lafayette, through the wedding of Marie Henriette Hélène Marthe Tircuy de Corcelle (6 June 1832, Paris - 17 November 1902, Paris), granddaughter of Marie Antoinette Virginie du Mottier de La Fayette, at the Église de la Madeleine in Paris, on 8 June 1859, with Charles Adolphe Pineton de Chambrun (10 August 1831, Marjevols - 13 September 1891, New York), a lawyer in New York.
The descendants of Marthe Tircuy de Corcelle and Charles Adolphe Pineton de Chambrun include: