Nielsen Hayden genealogy
Descendants of Wladislaw of Oppeln
Abt 1225 - Abt 1281 (~ 56 years)Father: Kasimir I of Oppeln (Between 1176 and 1179 - 13 May 1230 bur.Abbey of Czarnowasy, Opole, Poland)
Mother: Viola ( - 7 Sep 1251)
Wladislaw of Oppeln (Abt 1225 - Abt 27 Aug 1281)
Euphemia of Poland ( - Aft 15 Feb 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)
           └─ Anna of Silesia (Abt 1325 -
            1367 bur.Collegiate Church of the Holy Sepulchre, Legnica, Lower Silesia, Poland) =>
            1367 bur.Collegiate Church of the Holy Sepulchre, Legnica, Lower Silesia, Poland) =>
            + Wenzel I of Silesia (Between 1310 and 1318 - 2 Jun 1364 bur.Collegiate Church of the Holy Sepulchre,
            Legnica, Lower Silesia, Poland)(m. Between 1338 and 1340)
            Legnica, Lower Silesia, Poland)(m. Between 1338 and 1340)