Walter III of Châtillon

Walter III of Châtillon (1166 - 1219) was a French nobleman. He was son of Guy II of Châtillon-sur-Marne and Adelheid of Dreux.

In 1196 he married Elisabeth (1180-1212), daughter of Hugo IV, Count of Saint-Pol and in 1205 succeeded his father as count of Saint-Pol.

Walter was the father of:

• Guy II (-1226)
• Hugo V (-1248)
• Elisabeth, married Raoul II, Lord of Coucy (-1250)
• Eustachia, in 1215 married Daniel of Bethune, and later married to Robrecht II of Wavrin, marshal of the County of Flanders
• Beatrix, married Aubert of Hangest, lord of Senlis