François de Noailles, Prince of Poix

François de Noailles, Prince of Poix (François Joseph Eugène Napoléon; 25 December 1866 – 8 May 1900) 10th Prince of Poix, was a French nobleman who used the courtesy title Prince of Poix (prince de Poix) as Heir apparent to the Duke of Mouchy, itself a cadet branch of the House of Noailles.

Son of Antonin-Just-Léon-Marie de Noailles (1841–1909), Duke of Mouchy, and Princess Anne Murat (1841–1924)

Marriage
On, 29 June 1889 he married Madeleine Marie Isabelle Dubois (1870–1944), daughter of Arthur Dubois, Viscount of Courval (1826-1873) and his American wife Mary Ray (1835-1901).

Children

 * 1) Henri-Antoine-Marie de Noailles, Duke of Mouchy (1890–1947) married Marie de La Rochefoucauld (1901–1983)
 * 2) Arthur Anne Marie Charles de Noailles, Viscount of Noailles (1891–1981) married   Marie Laure Bischoffsheim.
 * 3) Antoine Henri Alexis Marie de Noailles (born and died 1893)
 * 4) Philippine Marie Cécile Douce de Noailles (1898–1991)  married  Eugène, 11th Prince of Ligne.