Humphrey 's mother , according to Robert of Torigni , was Duvelina , sister of Gunnora , concubine of Richard I , Duke of Normandy . According to Robert von Torigni , the mother of Humphrey Duvelina , sister of Gunnora , was a concubine of Richard I , duke of Normandy .
Ibu Humphrey, menurut Robert dari Torigni, adalah Duvelina, adik Gunnora, gundik Richard I, Duke of Normandy. Menurut Robert von Torigni, ibu Humphrey Duvelina, adik Gunnora, adalah gundik Richard I, duke dari Normandy.