Nielsen Hayden genealogy
Descendants of Wladislaw Odonicz
Abt 1190 - 1239 (~ 49 years)Father: Odon (Between 1141 and 1149 - 20 Apr 1194)
Mother: Wjatscheslawa Jaroslawna of Halicz ( - Aft 1200)
Wladislaw Odonicz (Abt 1190 - 5 Jun 1239)
Jadwiga ( - 29 Dec 1249)(m. Between 1218 and 1220)
   ├─ Euphemia of Poland ( - Aft 15 Feb 1281)
   │ Wladislaw of Oppeln (Abt 1225 - Abt 27 Aug 1281)(m. 1251)
   │    └─ Mieszko I of Silesia (Between 1252 and 1256 - Between 1313 and 1317)
   │     (Unknown wife of Mieszko I of Silesia) ( - Bef 1303)
   │        └─ Casimir I of Silesia (Between 1276 and 1280 - Aft 21 Sep 1358 bur.Cieszyn, Silesia, Poland) =>
   │         + Euphemia of Masovia (Abt 1310 - Aft 1373 bur.Cieszyn, Silesia, Poland)(m. Between 1321 and 1324)
   ├─ Przmyslaw I (1220 - 4 May 1257)
   │ Elisabeth von Schlesien (Between 1224 and 1232 - 16 Jan 1265 Modrze, Poznan, Poland)(m. 1244)
   │    └─ Konstancja of Poland (Between 1245 and 1246 - 10 Oct 1281)
   │     Konrad I (Between 1236 and 1245 - Between 15 Mar 1304 and 21 May 1304)(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)
   ├─ Boleslaw (1221 - 7 Apr 1279)
   │ Helene of Hungary (Abt 1244 Esztergom, Hungary - 6 Mar 1298 Gniezno, Poland)(m. 1257)
   │    └─ Elisabeth von Kalisch (Between 1261 and 1263 - 28 Sep 1304)
   │     Heinrich V of Silesia (Between 1245 and 1250 - 22 Feb 1296)(m. Between 1277 and 1279)
   │        ├─ Euphemia of Silesia and Breslau (Between 1278 and 1283 - 4 Apr 1347) =>
   │        │ + Otto II of Carinthia (Abt 1265 - 25 May 1310)(m. 1297)
   │        └─ Boleslaw III of Silesia (23 Mar 1291 - 20 Apr 1352 bur.Lubiaz, Lower Silesia, Poland) =>
   │         + Margareta of Bohemia (Between Apr 1296 and May 1296 - 7 Apr 1322 bur.Zbraslav, Bohemia)
   │         (m. Between 1308 and 1310)
   │         (m. Between 1308 and 1310)
   └─ Salomea of Poland (Abt 1225 - Apr 1267)
    Konrad I (Between 1228 and 1231 - Between 18 Apr 1273 and 9 Oct 1274)(m. 1249)
       ├─ 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)
       └─ Euphemia of Glogau (Between 12 Jan 1251 and 1254 - Bef 1275)
        Albert IV-I of Görz (Abt 1240 - 1304)(m. Bef 13 May 1266)
            + Utehild von Mätsch ( - Aft 12 Mar 1350)(m. Bef 6 Jan 1321)