Nielsen Hayden genealogy
Descendants of Magnus of Saxony
Abt 1045 - 1106 (~ 61 years)Father: Ordulf of Saxony (Abt 1020 - 28 Mar 1072)
Mother: Úfhildr Ólafsdóttir (Abt 1023 - 24 May 1070)
Magnus of Saxony (Abt 1045 - 23 Aug 1106 bur.Artlenburg, Lower Saxony)
Sophia of Hungary (Abt 1050 - 18 Jun 1095)(m. Between 1070 and 1071)
   ├─ Wulfhilde of Saxony (Abt 1075 - 29 Dec 1126 Weingarten Abbey, Ravensburg, Upper Swabia, Germany)
   │ Henry IX of Bavaria (1074 - 13 Dec 1126 Ravensburg, Upper Swabia, Germany)(m. Abt 1100)
   │    ├─ Matilda of Bavaria ( - 16 Feb 1183)
   │    │ Gebhard III of Sulzbach (Abt 1114 - 28 Oct 1188)(m. 1129)
   │    │    │ + Dietrich IV (Abt 1130 - 1172)
   │    │     + Rapoto I von Ortenburg (Abt 1106 - 26 Aug 1186)
   │    ├─ Wulfhild von Bayern ( - Aft 8 May 1160)
   │    │ Rudolf von Bregenz ( - Between 27 Apr 1160 and 28 Apr 1160)
   │    │     + Hugo II von Tübingen ( - 18 Dec 1182)(m. Bef 1 May 1171)
   │    ├─ Heinrich of Saxony (Abt 1100 - 20 Oct 1139)
   │    │ Gertrud von Süpplinburg (18 Apr 1115 - Abt 18 Apr 1143)(m. 29 May 1127)
   │    │    └─ Heinrich of Saxony (1129 - 6 Aug 1195 Braunschweig, Lower Saxony, Germany) =>
   │    │     + Ida von Bliescastel
   │    │     + Matilda of England (1156 London, England - 13 Jul 1189)(m. Between 1167 and 1168)
   │    └─ Judith of Bavaria (19 May 1100 - Aft 22 Feb 1130 bur.Waldburg, Heiligen Forst, Alsace)
   │     Frederick II von Hohenstaufen (1090 - 4 Apr 1147)(m. 1121)
   │        ├─ Frederick Barbarossa, Holy Roman Emperor (1122 - 10 Jun 1190 Saleph River, Cilicia, Anatolia) =>
   │        │ + Beatrice of Burgundy (Abt 1144 - 15 Nov 1184 Jouhe, Jura, France)(m. 9 Jun 1156 Würzburg, Germany)
   │         + Matthias I of Lorraine (Abt 1119 - 13 May 1176)(m. Abt 1138)
   └─ Eilica von Sachsen (Abt 1080 - 16 Jan 1142)
    Otto von Ballenstedt (Abt 1075 - 9 Feb 1123)
       └─ Albrecht of Saxony (1100 - 18 Nov 1170)
        Sophia von Winzenburg ( - 8 Jun 1160)(m. Abt 1125)
           │ + Adelheid von Meissen (m. Aft 1157)
           │ + Diepold I of Bohemia (Abt 1114 - 15 Aug 1167)
           ├─ Otto I of Brandenburg (Abt 21 Jun 1126 - 7 Mar 1184) =>
           │ + Adelheid
           ├─ Hermann I von Orlamünde (Abt 1130 - 19 Oct 1176) =>
           │ + Irmgard
           ├─ Hedwig von Brandenburg (Abt 1140 -
           │ Bef 1 Apr 1203 bur.Altzella Abbey, near Nossen, Saxony, Germany) =>
           │ Bef 1 Apr 1203 bur.Altzella Abbey, near Nossen, Saxony, Germany) =>
           │ + Otto von Meissen (1125 - 18 Feb 1190 bur.Altzella Abbey, near Nossen, Saxony, Germany)(m. Abt 1155)
            + Judith of Poland (Abt 1152 - Aft 1201)