Antoine Charles IV de Gramont

Antoine Charles de Gramont, 3rd Duke of Gramont (1641 - 25 October 1720) was a French nobleman comte de Guiche, comte de Louvigny, Souverain de Bidache who served as a diplomat. His senior title was Duke of Gramont.

Early life He was the youngest son of Antoine III de Gramont and Françoise-Marguerite du Plessis de Chivré (d. 2 May 1689), Cardinal Richelieu's niece.

Biography He distinguished himself in the King's armies during the campaign against Holland in 1672 and during the Siege of Besançon (1674) in the Franco-Dutch War. Later he was Ambassador extraordinary in Spain, Viceroy of Navarre and Béarn, and governor of Bayonne. He was a Knight of the King's order and Knight of the Golden Fleece.

Personal life In 1668 he married Marie Charlotte de Castelnau (1648 – 29 January 1694), daughter of Marshal Castelnau. They had two children : Catherine-Charlotte de Boufflers (–1739), lady-in-waiting, married Louis François, duc de Boufflers Antoine V de Gramont (1672–1725), 4th Duke of Gramont.

After his wife died, he married Anne Baillet de La Cour (1665-1737) in 1710. They had one child: NN de Gramont (b. 1704 - d. before 1720)

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