Hilduin (or Hildwin, Hilduinus, etc.) may refer to: * (died 847) * (died 849) * Hilduin of Saint-Denis (died 855/9), abbot, archchaplain and bishop * (died 860), abbot * Hilduin of Saint-Germain-des-Prés (fl. 854–867), abbot, archchaplain and bishop * (died 870) * (died 877), abbot * (died 936), also bishop of Liège and Verona * Hilduin I, Count of Montdidier (died before 956) * Hilduin II, Count of Arcis-sur-Aube (died after 993) * Hilduin (bishop of Limoges) () * Hilduin III, Count of Montdidier (died after 1032) * (died 1055), lord of Nully * Hilduin IV, Count of Montdidier (died 1063) * (died 1203), bishop of Langres

See also