Hildegar (also Hildiger or Hildeger, French Hildegare or Hildegaire) is a masculine given name of Germanic origin. It may refer to: Hildegar (bishop of Cologne), ruled 750–53 Hildegar (bishop of Meaux), ruled 856–76 Hildegar (bishop of Beauvais), ruled 933–72 Hildegar (bishop of Limoges), ruled 977–90 Hildegar of Chartres, floruit 1022–26, scholar