Nielsen Hayden genealogy
Descendants of (Unknown wife of Henry I of Burgundy)
- Aft 1074
(Unknown wife of Henry I of Burgundy)
( - Aft 5 Jul 1074 bur.Besançon, France)
Henry I of Burgundy ( - 27 Jan 1074)
   ├─ Beatrice of Burgundy
   │ Guy III de Vignory ( - Bef 1126)
   │    └─ Audiarde de Vignory
   │     Roger de Joinville (Abt 1060 - ??)(m. 1110)
   │         + Félicité de Brienne (m. Bef 1141)
   ├─ Odo I of Burgundy (Abt 1060 - 23 Mar 1103 Cilicia, Anatolia)
   │ Sibylla of Burgundy (1065 - 1101)(m. 1080)
   │    ├─ Helie of Burgundy (Abt 1080 Dijon, Côte-d'Or, Burgundy, France - 28 Feb 1142)
   │    │ Guillaume III Talvas (Abt 1093 of Alençon, Orne, Basse-Normandie, France - 30 Jun 1171)(m. Abt 1115)
   │    │    ├─ Ela of Ponthieu (of Alencon, Orne, Basse-Normandie, France - 4 Oct 1174) =>
   │    │    │ + William III de Warenne (Abt 1119 Warwick, Warwickshire, England -
   │    │    │ : Abt 7 Jan 1148 Laodicea, Anatolia)
   │    │    │ : Abt 7 Jan 1148 Laodicea, Anatolia)
   │    │    │ + Patrick of Salisbury (Bef 1120 - 27 Mar 1168 Lusignan, Vienne, Poitou-Charentes, France)
   │    │    │ (m. Bef 1153)
   │    │    │ (m. Bef 1153)
   │    │    │ + Ida (m. Bef 18 Dec 1139)
   │    │     + Juhel I de Mayenne ( - 23 Dec 1161)(m. Bef 1120)
   │    └─ Hugh II Borel (1085 - Abt 6 Feb 1143)
   │     Mathilde of Mayenne ( - Aft 1162 Beaune, Burgundy, France)(m. Abt 1115)
   │        │ + Hugues I (Bef 1107 - 4 Feb 1155)(m. Abt 1130)
   │        ├─ Odo II of Burgundy (1118 - 26 Sep 1162 bur.Abbey of Cîteaux, Dijon, Côte-d'Or, Burgundy, France)
   │        │ =>
   │        │ =>
   │        │ + Marie de Champagne (1128 - Abt 1190)(m. 1145)
   │        │ + Agnes de Thiern (m. Abt 1140)
   │        └─ Matilda of Burgundy (Abt 1130 - Bef 29 Sep 1172) =>
   │         + Guillem VII de Montpellier (Abt 1131 - Bef May 1173)(m. 25 Sep 1157 Montpellier, Hérault, France)
   └─ Henry of Burgundy (1069 - 1 Nov 1112)
    Teresa of León And Castile (Abt 1080 - 11 Nov 1130)(m. 1093)
       └─ Affonso I Henriques, King of Portugal (15 Jul 1110 - 6 Dec 1185 Coimbra, Portugal)
        Mafalda of Savoy (Abt 1125 Savoy, Italy - 4 Nov 1157 Coimbra, Portugal)(m. 1146)
           ├─ Urraca of Portugal (Abt 1150 - 16 Oct 1188 Bamba, near Valladolid, Castile, Spain) =>
           │ + Fernando II, King of Leon, Galicia, and Extremadura (1137 - 22 Jan 1188 Benavente, Italy)(m. 1165)
           └─ Sancho I, King of Portugal (Coimbra, Portugal;11 Nov 1154 - 26 Mar 1211) =>
            + Dulce of Barcelona (Abt 1159 - 1 Sep 1198 Coimbra, Portugal)(m. 1174)