Nielsen Hayden genealogy
Descendants of Mathilde of Louvain
Abt 993 -Father: Lambert I "The Bearded" (Abt 950 - 12 Oct 1015)
Mother: Gerberga of Lorraine ( - Aft 1017)
Mathilde of Louvain (Abt 993 - ??)
Eustace I (Abt 995 - Abt 1049)
   ├─ Eustache II of Boulogne ( - Abt 1080)
   │ + Godgifu of England (Abt 1010 - Bef 1049)
   │ (Unknown mistress of Eustache II of Boulogne)
   │ :   └─ Geoffrey of Carshalton (Abt 1045 - Aft 1086)
   │ :    Beatrice de Mandeville (of Rycote, Oxfordshire, England - ??)(m. Bef 1084)
   │ :       └─ William of Boulogne (Abt 1085 of Carshalton, Epsom, Surrey, England - Bef 1130) =>
   │ :        +
   │ St. Ida of Verdun (Abt 1040 - 13 Aug 1113)(m. Bef 1054)
   │    └─ Eustache III of Boulogne ( - Aft 1125)
   │     Mary of Scotland ( - 18 Apr 1118)
   │        └─ Maud of Boulogne, Queen Consort of England (Abt 1072 -
   │         30 May 1151 bur.Faversham Abbey, Kent, England) =>
   │         30 May 1151 bur.Faversham Abbey, Kent, England) =>
   │         + Stephen of Blois, King Of England (Abt 1092 Blois, Loir-et-Cher, France -
   │         25 Oct 1154 Dover, Kent, England)(m. 1125)
   │         25 Oct 1154 Dover, Kent, England)(m. 1125)
   ├─ Lambert II of Boulogne ( - 1054 Phalempin, Nord, France)
   │ Alice of Normandy (Abt 1030 - Bef 1090)(m. 1054)
   │    └─ Judith of Lens (Abt 1054 - Aft 1086)
   │     Waltheof (1027 of Potton, Bedfordshire, England - 31 May 1076 Winchester, Hampshire, England)
   │     (m. Aft Jan 1070)
   │     (m. Aft Jan 1070)
   │        │ + Ralph de Tony (Abt 1081 - 1126 bur.Châtillon-les-Conches Abbey, Eure, Normandy, France)(m. 1103)
   │        └─ Maud of Northumberland (Abt 1072 - Between 1130 and 1131 bur.Scone, Perthshire, Scotland) =>
   │         + Simon I de Senlis ( - Between 1111 and 1113)(m. Bef 1091)
   │         + David I, King of Scotland (Abt 1080 - 24 May 1153 Carlisle, Cumberland, England)(m. Bef Jul 1113)
   └─ Gerberge de Boulogne ( - Aft 1059)
    Frederick of Luxembourg (Abt 1003 - Aft 1035)
       └─ Jutta of Luxembourg
        Walram (Abt 1030 - 1082)
           └─ Heinrich I of Limburg and Lower Lorraine (Abt 1059 - 1119) =>
            + Adelheid von Pottenstein ( - Aft 13 Aug 1106)
            + (Unknown) von Arlon