Nielsen Hayden genealogy
Ancestors of Alan III
Bef 1100 - 1146 (> 46 years)
┌── Juhel alias Bérenger 
( - Bef 16 Aug 979)
( - Bef 16 Aug 979) ┌── Conan I "Le Tort" ( - 27 Jun 992 Conquereuil, near Nantes, Brittany, France)(m. Abt 973)
( - 27 Jun 992 Conquereuil, near Nantes, Brittany, France)(m. Abt 973) ┌── Geoffroi I of Brittany (Abt 980 - 20 Nov 1008)(m. Between 996 and 999)
(Abt 980 - 20 Nov 1008)(m. Between 996 and 999) │ │ ┌── Geoffroi I Grisegonelle ( - 21 Jul 987 Marçon, Sarthe, Pays-de-la-Loire, France)
( - 21 Jul 987 Marçon, Sarthe, Pays-de-la-Loire, France) │ │ │ (m. Abt 965) =>
│ └── Ermengarde of Anjou ( - Aft 992)(m. Abt 973)
( - Aft 992)(m. Abt 973) │ └── Adèle of Troyes ( - Aft 6 Mar 974)(m. Abt 965) =>
( - Aft 6 Mar 974)(m. Abt 965) => │
┌── Eudon of Brittany (999 - 7 Jan 1079)
(999 - 7 Jan 1079) │ │
│ │ ┌── Guillaume "Longue Epee", Leader of the Normans of Rouen (Overseas -
│ │ │ 16 Dec 942 Picquigny, Picardy, France) =>
(Overseas -│ │ │ 16 Dec 942 Picquigny, Picardy, France) =>
│ │ ┌── Richard I, Leader of the Normans of Rouen (Fécamp, Normandy, France;Between 931 and 932 -
│ │ │ 21 Nov 996)
(Fécamp, Normandy, France;Between 931 and 932 -│ │ │ 21 Nov 996)
│ │ │ └── Sprota
│ │ │
│ └── Hawise of Normandy ( - 21 Feb 1034)(m. Between 996 and 999)
( - 21 Feb 1034)(m. Between 996 and 999) │ │
│ └── Gunnor
│
┌── Stephen of Brittany ( - 21 Apr 1135 bur.St. Mary's, York, Yorkshire, England)
( - 21 Apr 1135 bur.St. Mary's, York, Yorkshire, England) │ └── Orguen ( - Aft 1056)
( - Aft 1056) │
Alan III (Bef 1100 - 15 Sep 1146 Brittany, France)
└── Hawise ( - Aft 1135)
( - Aft 1135)