Nielsen Hayden genealogy
Descendants of Goffredo of Conversano
- Bef 1102
Goffredo of Conversano
( - Bef 1102)
   └─ Sibyl of Conversano ( - 1103)
    Robert Curthose (in or Aft 1050 - Abt 3 Feb 1134 Cardiff, Glamorgan, Wales)(m. Sep 1100 Italy)
       └─ William Clito (25 Oct 1102 Rouen, Seine-Maritime, Normandy, France -
        28 Jul 1128 bur.Abbey of Saint-Bertin, Saint-Omer, Pas-de-Calais, France)
        28 Jul 1128 bur.Abbey of Saint-Bertin, Saint-Omer, Pas-de-Calais, France)
        + Sibyl of Anjou (1112 - 1165)(m. 1123)
        + Joanna of Montferrat (m. 1127)