Béatrice de Hauteville Peerage person ID=704180 Parents Tancred of Hauteville Miruel of Hauteville Children Robert, Count of Montescaglioso Geoffrey, Count of Conversano Siblings Serlo I of Hauteville Geoffrey of Hauteville Humphrey of Hauteville William of the Principate Drogo of Hauteville Fredesenda de Hauteville Roger I of Sicily Mauger of Hauteville Humbert de Hauteville William Iron Arm Robert Guiscard Partners Armand d'Eu