Nielsen Hayden genealogy
Descendants of Pietro II of Aragón, King of Sicily
1304 - 1342 (38 years)Father: Federico II of Aragón, King of Sicily (13 Dec 1272 - 25 Jun 1337 Palermo, Sicily)
Mother: Eleanora d'Anjou (Aug 1289 - 9 Aug 1341 Catania, Sicily)
Pietro II of Aragón, King of Sicily (1304 - 15 Aug 1342 Calascibetta, Sicily)
Elisabeth of Carinthia (Abt 1298 - 1352)(m. 23 Apr 1322)
   └─ Beatrix of Sicily-Aragón (1326 - 12 Oct 1365)
    Ruprecht II (12 May 1325 - 6 Jan 1398)(m. 1345)
       └─ Anna of Rhein (1346 - 30 Nov 1415)
        Wilhelm II-VII of Jülich (Abt 1348 - 25 Jun 1408)(m. 1363)
           └─ Margareta of Jülich (Abt 1364 - 18 Jun 1442 Hardegsen, Lower Saxony, Germany) =>
            + Otto of Brunswick (Abt 1340 - 13 Dec 1394 Hardegsen, Lower Saxony, Germany)(m. Bef 24 Jun 1379)