Nielsen Hayden genealogy
Descendants of Sophie of Denmark
1217 - 1247 (30 years)Father: Valdemar II Sejr, King of Denmark (28 Jun 1170 - 28 Mar 1241)
Mother: Berengaria (Abt 1194 Coimbra, Portugal - 27 Mar 1221 Ringsted, Zealand, Denmark)
Sophie of Denmark (1217 - 2 Nov 1247 Flensburg, Schleswig-Holstein, Germany)
Johann I of Brandenburg (1213 - 4 Apr 1266)(m. 1236)
   └─ Konrad I (Between 1236 and 1245 - Between 15 Mar 1304 and 21 May 1304)
    Konstancja of Poland (Between 1245 and 1246 - 10 Oct 1281)(m. 1260)
       └─ Agnes of Brandenburg ( - 4 Jun 1330 bur.St. Nikolai, Zerbst, Saxony-Anhalt, Germany)
        Albrecht I of Anhalt ( - Between 17 Aug 1316 and 2 Mar 1317)(m. 1300)
            + Bernhard III of Anhalt ( - 20 Aug 1348)(m. Abt 1339)