Nielsen Hayden genealogy
Ancestors of Robert Guiscard
Abt 1015 - 1085 (~ 70 years) ┌── Tancred of Hauteville (Abt 970 - Abt 1041)
Robert Guiscard (Abt 1015 near Coutances, Normandy, France -
17 Jul 1085 Lixorion, Kefallinia, Ionian Islands, Greece)
17 Jul 1085 Lixorion, Kefallinia, Ionian Islands, Greece)
└── Fressenda ( - 1057)