In 1653, he married Anne-Armande de Saint-Gelais (1637–1709) who later became chief Lady-in-waiting to Queen Maria Theresa.

He was rewarded by Anne of Austria and Cardinal Mazarin for his loyalty to Louis XIV during the 1648-1653 civil war known as the Fronde 1648–1653 made him comte de Créquy and raised him to a peer of France in 1652.

[2] The latter half of his life was spent at court, where he held the office of first gentleman of the royal chamber, which had been bought for him by his grandfather.

His only daughter, Madeleine, married Charles Belgique Hollande de La Trémoille (1655–1709).

[4] While the comte de Créquy was ambassador to Rome in 1662 and there was insulted by the pro-Austrian pope Alexander VII in the Corsican Guard Affair.