. . . . . . . . "Rollo" . . "Hr\u00F3lf" . . . . "Rollo" . . . . "Hrolfr" . . "Rollo of Normandy" . . . . . "granted what became Normandy" . . . . . . . "0928" . . "Rollo of Norway, Duke of Normandy" . . "0911" . "Rollo, Count of Rouen" . . . . . . . . . . . . . "Rollo Armstrong" . . . "Rollon" . . . . . "rollo" . . . . . "real Rollo" . "ruler of Normandy and Count of Rouen Rollo" . .