Raoul I, Count of Clermont-en-Beauvaisis

Raoul I the Red of Clermont (before 1140 — killed 15 October 1191) was a French nobleman, and Count of Clermont-en-Beauvaisis from 1161 until his death. He was the eldest son of Renaud II, Count of Clermont-en-Beauvaisis, and his second wife (Clemencia de Bar?) and thus a younger half-brother of Marguerite of Clermont.

He was Constable of France from 1174 under Phillip II, King of France. During the Jacquerie of 1181, he followed the orders of the regent and led the soldiers to secure the abbey of Saint-Leu. He accompanied Phillip in the Third Crusade and died during the Siege of Acre (1189–91).

Raoul married Alix de Breteuil (d. 1196), daughter of Valerian III, Seigneur de Breteuil, and his wife Haldeburge, lady of Tartigny. Raoul and Alix had: Upon his death, his son-in-law Louis became Count of Clermont-en-Beauvaisis.
 * Catherine of Clermont (d. 1223), married in 1184 to Louis de Blois, Count of Blois and Chartres.
 * Aelis (d. before 1182)
 * Mathilde, married to William I, Seigneur of Vierzon
 * Philippe de Clermont (d. between 1182 and 1192).