Nielsen Hayden genealogy
Descendants of Gleb Wseslawitsch
Abt 1053 - 1118 (~ 65 years)Father: Wseslaw I Brjatscheslawitsch, Grand Prince of Kiev (Abt 1039 - 14 Apr 1101)
Gleb Wseslawitsch (Abt 1053 - 1118)
Anastasia Jaropolkowna (1074 - 8 Jan 1159)
   └─ Volodar of Minsk ( - Aft 1167)
    Richiza of Poland (12 Apr 1116 - Aft 25 Dec 1155)
       └─ Sofie of Polotsk (Abt 1141 - 5 May 1198)
        Valdemar I den Store, King of Denmark (14 Jan 1131 - 12 May 1182 Vordingborg, Denmark)(m. Abt Sep 1157)
           ├─ Richiza of Denmark ( - 8 May 1220 bur.Ringsted, Zealand, Denmark) =>
           │ + Erik X Knutsson, King of Sweden (Abt 1180 - 10 Apr 1216)(m. 1210)
           ├─ Sophie Valdemarsdatter of Denmark (1159 - 1208) =>
           │ + Siegfried III von Orlamünde (Abt 1155 - 1206)(m. 1181)
           ├─ Valdemar II Sejr, King of Denmark (28 Jun 1170 - 28 Mar 1241) =>
           │ + Berengaria (Abt 1194 Coimbra, Portugal - 27 Mar 1221 Ringsted, Zealand, Denmark)
           │ (m. Between 1213 and 1214)
           │ (m. Between 1213 and 1214)
            + Wilhelm of Brunswick-Lüneburg (11 Apr 1184 Winchester, Hampshire, England -
            13 Dec 1213 Lüneburg, Lower Saxony, Germany)(m. Jul 1202 Hamburg, Germany)
            13 Dec 1213 Lüneburg, Lower Saxony, Germany)(m. Jul 1202 Hamburg, Germany)