Nielsen Hayden genealogy
Descendants of Henryk I-III von Schliesen
1260 - 1309 (~ 58 years)Father: Konrad I (Between 1228 and 1231 - Between 18 Apr 1273 and 9 Oct 1274)
Mother: Salomea of Poland (Abt 1225 - Apr 1267)
Henryk I-III von Schliesen (Between 1251 and 1260 - 9 Dec 1309)
Matilde (1276 - Bef 31 Aug 1318)(m. Bef Apr 1290)
   └─ Heinrich II of Silesia (Between 1289 and 1293 - 22 Jan 1342 bur.Zagan, Zagan, Silesia, Poland)
    Mechtilde of Brandenburg (Between 1298 and 1300 - Between Jul 1325 and 31 Mar 1329)
    (m. Between 5 Jan 1310 and 29 Feb 1312)
    (m. Between 5 Jan 1310 and 29 Feb 1312)
       ├─ Heinrich III of Silesia (Between 1312 and 1321 -
       │ 13 Apr 1369 bur.Augustinian Cloister, Zagan, Zagan, Silesia, Poland)
       │ 13 Apr 1369 bur.Augustinian Cloister, Zagan, Zagan, Silesia, Poland)
       │ Anna of Masovia (Bef 1324 - 16 Feb 1363)(m. Bef 6 Sep 1337)
       │    └─ Jadwiga of Silesia (Bef 1350 - 27 Mar 1390 bur.Legnica, Lower Silesia, Poland) =>
       │     + Ruprecht of Silesia (Between 1340 and 1347 - Bef 12 Jan 1409 bur.Legnica, Lower Silesia, Poland)
       │     (m. Bef 10 Feb 1372)
       │     (m. Bef 10 Feb 1372)
       └─ Agnes von Schlesien (Between 1312 and 1321 - 7 Jul 1362)
        Ludwig I von Schliesen-Liegnitz (Abt 1311 - Between 6 Dec 1398 and 23 Dec 1398)(m. Bef 1345)
           └─ Margareta von Schliesen-Brieg (Aft 1346 - 26 Feb 1386 The Hague, Netherlands) =>
            + Albrecht I (25 Jul 1336 Munich, Bavaria, Germany - 12 Dec 1404 The Hague, Netherlands)
            (m. 28 Jul 1353 Prague, Bohemia)
            (m. 28 Jul 1353 Prague, Bohemia)