Ralph I, Lord of Coucy
Ralph of Coucy,, lord of Coucy, lord of Marle, La Fère, Crécy, Vervins, Pinon, Landouzy, and Fontaine. He was the son of Enguerrand II, Lord of Coucy and Agnes de Beaugency.History
Ralph married Agnes of Hainault.
They had:
Ralph married the second time to Alix II of Dreux, daughter Agnès de Baudement, Countess of Braine, and Robert I, Count of Dreux.
They had:
By his later marriage, Ralph became cousin to Philip II of France. He attended the King of France in 1181 during the war against Philip I, Count of Flanders. He left for the Holy Land, where he died in the siege of Acre in November 1191.