Nielsen Hayden genealogy
Ancestors of William I, King of England
1028 - 1087 (59 years) ┌── Rollo ( - Between 928 and 933)
┌── Guillaume "Longue Epee", Leader of the Normans of Rouen (Overseas -
│ 16 Dec 942 Picquigny, Picardy, France)
│ 16 Dec 942 Picquigny, Picardy, France)
│ └── Poppa
│
┌── Richard I, Leader of the Normans of Rouen (Fécamp, Normandy, France;Between 931 and 932 -
│ 21 Nov 996)
│ 21 Nov 996)
│ └── Sprota
│
┌── Richard II ( - 23 Aug 1026 Fécamp, Normandy, France)(m. Abt 1000)
│ │
│ └── Gunnor
│
┌── Robert I (Abt 1004 - Between 1 Jul 1035 and 3 Jul 1035 Nicaea, Asia Minor)
│ │
│ │ ┌── Juhel alias Bérenger ( - Bef 16 Aug 979)
│ │ ┌── Conan I "Le Tort" ( - 27 Jun 992 Conquereuil, near Nantes, Brittany, France)(m. Abt 973)
│ └── Judith of Brittany (982 - 28 Jun 1017 bur.Bernay Abbey, Bernay, Normandy, France)(m. Abt 1000)
│ │
│ │ ┌── Foulques II "Le Bon" ( - 958)(m. 937) =>
│ │ ┌── Geoffroi I Grisegonelle ( - 21 Jul 987 Marçon, Sarthe, Pays-de-la-Loire, France)
│ │ │ (m. Abt 965)
│ │ │ └── Gerberge ( - Bef Sep 958)(m. 937)
│ │ │
│ └── Ermengarde of Anjou ( - Aft 992)(m. Abt 973)
│ │
│ └── Adèle of Troyes ( - Aft 6 Mar 974)(m. Abt 965)
│
William I, King of England (1027-1028 Falais, Calvados, Normandy, France -
9 Sep 1087 St. Gervais, near Rouen, Seine-Maritime, Normandy, France)
9 Sep 1087 St. Gervais, near Rouen, Seine-Maritime, Normandy, France)
└── Herleve (Abt 1003 - Abt 1050 bur.Grestain Abbey, Fatouville-Grestain, Normandy, France)