Nielsen Hayden genealogy
Ancestors of Isabelle de Nangis
┌── Hugues Capet, King of France 
(Abt 940 - 24 Oct 996 "Les Juifs" near Prasville,
│ Eure-de-Loire, France)(m. 968) =>
(Abt 940 - 24 Oct 996 "Les Juifs" near Prasville, │ Eure-de-Loire, France)(m. 968) =>
┌── Robert II, King of France (Abt 970-974 Orléans, Loiret, France -
│ 20 Jul 1031 Château Melun, Seine-et-Marne, Île-de-France, France)(m. Abt May 1004)
(Abt 970-974 Orléans, Loiret, France -│ 20 Jul 1031 Château Melun, Seine-et-Marne, Île-de-France, France)(m. Abt May 1004)
│ └── Adélaïde, Queen Consort of France ( - 15 Jun 1003)(m. 968) =>
( - 15 Jun 1003)(m. 968) => │
┌── Henri I, King Of France (Bef 17 May 1008 - 4 Aug 1060 bur.Abbey of Saint-Denis, Saint-Denis,
│ France)(m. 19 May 1051 Rheims, Marne, Champagne-Ardenne, France)
(Bef 17 May 1008 - 4 Aug 1060 bur.Abbey of Saint-Denis, Saint-Denis, │ France)(m. 19 May 1051 Rheims, Marne, Champagne-Ardenne, France)
│ │
│ │ ┌── Guillaume I "le Liberateur" (950 - Aft 29 Aug 993 bur.Sarrians, Vaucluse, Provence-
│ │ │ Alpes-Côte d'Azur, France)(m. Aft 984) =>
(950 - Aft 29 Aug 993 bur.Sarrians, Vaucluse, Provence-│ │ │ Alpes-Côte d'Azur, France)(m. Aft 984) =>
│ └── Constance of Provence, Queen Consort of France (Between 985-990 -
│ 22 Jul 1034 Melun, Seine-et-Marne, Île-de-France, France)(m. Abt May 1004)
(Between 985-990 -│ 22 Jul 1034 Melun, Seine-et-Marne, Île-de-France, France)(m. Abt May 1004)
│ └── Adelaide-Blanche of Anjou (Between 945 and 950 -
│ 1026 Montmajour, Bouches-du-Rhone, Provence, France)(m. Aft 984) =>
(Between 945 and 950 -│ 1026 Montmajour, Bouches-du-Rhone, Provence, France)(m. Aft 984) =>
│
┌── Philippe I, King of France (Bef 23 May 1053 -
│ 29 Jul 1108 Château Melun, Seine-et-Marne, Île-de-France, France)(m. 1093)
(Bef 23 May 1053 -│ 29 Jul 1108 Château Melun, Seine-et-Marne, Île-de-France, France)(m. 1093)
│ │
│ │ ┌── St. Vladimir of Kiev, Grand Prince of Kiev ( - 15 Jul 1015 Berestovo, west of
│ │ │ Kiev)(m. 980) =>
( - 15 Jul 1015 Berestovo, west of │ │ │ Kiev)(m. 980) =>
│ │ ┌── Yaroslav I "The Wise", Grand Prince of Kiev ( - 19 Feb 1054 Vyshgorod, a citadel north
│ │ │ of Kiev)
( - 19 Feb 1054 Vyshgorod, a citadel north │ │ │ of Kiev)
│ │ │ └── Rogneda of Polotsk (Abt 962 - 1000)(m. 980) =>
(Abt 962 - 1000)(m. 980) => │ │ │
│ └── Anne of Kiev, Queen Consort of France (1036 Kiev, Ukraine - Aft 1075)
(1036 Kiev, Ukraine - Aft 1075) │ (m. 19 May 1051 Rheims, Marne, Champagne-Ardenne, France)
│ │
│ │ ┌── Olof Skötkonung, King of Sweden (Sweden;Abt 965 - Abt 1020) =>
(Sweden;Abt 965 - Abt 1020) => │ └── Ingegerd (St. Anna) of Sweden ( - 10 Feb 1050)
( - 10 Feb 1050) │ └── Estrid of the Obotrites (Abt 979 - 1035)
(Abt 979 - 1035) │
┌── Fleury of France (Abt 1095 - Abt 1119 Normandy, France)(m. Abt 1110)
(Abt 1095 - Abt 1119 Normandy, France)(m. Abt 1110) │ │
│ │ ┌── Aumary I de Montfort ( - Bef 1061)
( - Bef 1061) │ │ ┌── Simon I de Montfort l'Aumary ( - Abt 1087 bur.Priory of Saint-Thomas d'Epernon, Epernon, Eure-
│ │ │ et-Loir, Centre, France)
( - Abt 1087 bur.Priory of Saint-Thomas d'Epernon, Epernon, Eure-│ │ │ et-Loir, Centre, France)
│ │ │ └── Bertrade ( - Aft 11 Apr 1052)
( - Aft 11 Apr 1052) │ │ │
│ └── Bertrade de Montfort (Abt 1070 - Between 1115 and 1117)(m. 1093)
(Abt 1070 - Between 1115 and 1117)(m. 1093) │ │
│ │ ┌── Robert II, Archbishop of Rouen ( - 1037) =>
( - 1037) => │ │ ┌── Richard d'Évreux ( - 13 Dec 1067)
( - 13 Dec 1067) │ │ │ └── Herleve
│ │ │
│ └── Agnès d'Évreux
│ └── Godehildis
│
└── (Unknown) de Nangis (m. Abt 1110)
(m. Abt 1110)