Nielsen Hayden genealogy
Descendants of Gertrude von Hohenberg
1225 - 1281 (56 years)Father: Burchard V von Hohenberg ( - 14 Jul 1253)
Mother: Mechtild von Tübingen
Gertrude von Hohenberg (1225 - 16 Feb 1281)
Rudolf IV von Habsburg (1 May 1218 - 15 Jul 1291)(m. 1245)
   ├─ Mathilde von Habsburg (Abt 1253 Rheinfelden, Aargau, Switzerland - 23 Dec 1304 Munich, Bavaria, Germany)
   │ Ludwig II of Bavaria (Heidelberg, Baden-Württemberg, Germany;13 Apr 1229 - 1 Feb 1294)
   │ (m. Oct 1273 Aachen, Westphalia, Germany)
   │ (m. Oct 1273 Aachen, Westphalia, Germany)
   │    ├─ Rudolf I of Bavaria (9 Oct 1274 - 12 Aug 1319)
   │    │ Mathilde of Nassau (Abt 1282 - 19 Jun 1323 Heidelberg, Baden-Württemberg, Germany)(m. 1 Sep 1294)
   │    │     + Irmgard von Oettingen (Abt 1304 - 6 Nov 1399 Liebenau, near Worms, Germany)(m. Aug 1320)
   │    ├─ Agnes of Bavaria (Between 1276 and 1278 - 22 Jul 1345 Sangerhausen, Saxony-Anhalt, Germany)
   │    │ Heinrich I of Brandenburg (Abt 1260 - 14 Feb 1318 bur.Chorin Cloister, Chorin, Brandenburg, Germany)
   │    │ (m. Aft Nov 1298 Nürnberg, Bavaria, Germany)
   │    │ (m. Aft Nov 1298 Nürnberg, Bavaria, Germany)
   │    │     + Magnus I of Brunswick (Abt 1304 - Between 15 Jun 1369 and 15 Aug 1369 bur.St. Michaelis, Lüneberg,
   │    │     Lower Saxony, Germany)(m. Abt 1327)
   │    │     Lower Saxony, Germany)(m. Abt 1327)
   │    └─ Ludwig IV, Holy Roman Emperor (11 Mar 1282 - 11 Oct 1347 Puch, Fürstenfeldbruck, Bavaria, Germany)
   │     Beatrix von Schlesien-Glogau (Abt 1290 - 24 Aug 1322 Munich, Bavaria, Germany)
   │     : (m. Between Oct 1308 and 1311)
   │     : (m. Between Oct 1308 and 1311)
   │     :   ├─ Mechtild of Bavaria (Aft 21 Jun 1313 - 3 Jul 1346 Meissen, Saxony, Germany) =>
   │     :   │ + Friedrich II of Meissen (1310 Gotha, Thuringia, Germany -
   │     :   │ 18 Nov 1349 Wartburg, Eisenach, Thuringia, Germany)(m. May 1323 Nürnberg, Bavaria, Germany)
   │     :   │ 18 Nov 1349 Wartburg, Eisenach, Thuringia, Germany)(m. May 1323 Nürnberg, Bavaria, Germany)
   │     :   └─ Stephan II of Bavaria (22 Dec 1313 - 19 May 1375 Landshut, Bavaria, Germany) =>
   │     :    + Elisabeth of Aragon (Abt 1309 - 21 Mar 1349 Landshut, Bavaria, Germany)(m. 27 Jun 1328)
   │     Margareta of Hainault (24 Jun 1310 - 23 Jun 1356 Le Quesnoy, Nord, France)(m. 26 Feb 1324 Koln, Germany)
   │        └─ Albrecht I (25 Jul 1336 Munich, Bavaria, Germany - 12 Dec 1404 The Hague, Netherlands) =>
   │         + Margareta von Schliesen-Brieg (Aft 1346 - 26 Feb 1386 The Hague, Netherlands)
   │         (m. 28 Jul 1353 Prague, Bohemia)
   │         (m. 28 Jul 1353 Prague, Bohemia)
   ├─ Albrecht I (Jul 1255 - 1 May 1308)
   │ Elisabeth von Tirol (Bef 1262 - 28 Oct 1313)(m. 1274 Vienna, Austria)
   │    └─ Anna of Austria (Between 1275 and 1280 - 10 Mar 1327 Breslau, Silesia)
   │     Hermann of Brandenburg (Abt 1275 - Jan 1308)(m. Sep 1295 Graz, Austria)
   │        └─ Mechtilde of Brandenburg (Between 1298 and 1300 - Between Jul 1325 and 31 Mar 1329) =>
   │         + Heinrich II of Silesia (Between 1289 and 1293 - 22 Jan 1342 bur.Zagan, Zagan, Silesia, Poland)
   │         (m. Between 5 Jan 1310 and 29 Feb 1312)
   │         (m. Between 5 Jan 1310 and 29 Feb 1312)
   ├─ Agnes of Habsburg (Abt 1257 - 11 Oct 1322 Wittenberg, Saxony-Anhalt, Germany)
   │ Albrecht II of Saxony ( - 25 Aug 1298 Aken, Saxony-Anhalt, Germany)(m. Oct 1273 Aachen, Westphalia, Germany)
   │    ├─ Anna of Saxe-Wittenberg ( - 22 Nov 1327 bur.Wismar, Mecklenburg-Vorpommern, Germany)
   │    │ Heinrich II of Mecklenburg (Abt 1267 Riga, Latvia -
   │    │ 21 Jan 1329 Sternberg, Mecklenburg-Vorpommern, Germany)(m. 6 Jul 1315)
   │    │ 21 Jan 1329 Sternberg, Mecklenburg-Vorpommern, Germany)(m. 6 Jul 1315)
   │    │     + Heinrich II of Holstein (Between 1316 and 1318 - Bef 17 Apr 1390)(m. Abt 1366)
   │    └─ Rudolf I of Saxony (Abt 1280 - 12 Mar 1356 bur.Wittenberg, Saxony-Anhalt, Germany)
   │     Agnes of Lindow-Ruppin ( - 9 May 1343 bur.Franciscan cloister, Wittenberg, Saxony-Anhalt, Germany)
   │     (m. Aft 9 Apr 1331)
   │     (m. Aft 9 Apr 1331)
   │        └─ Wenzel of Saxony (Abt 1337 - 15 May 1388 Hannover, Lower Saxony, Germany) =>
   │         + Cäcilie da Carrara (Abt 1347 - 1427 Zahna, Wittenberg, Saxony-Anhalt, Germany)(m. 29 Jan 1367)
   └─ Guta von Habsburg (13 Mar 1271 - 18 Jun 1297 Prague, Bohemia)
    Wenceslas II, King of Bohemia (17 Sep 1271 - 21 Jun 1305 Prague, Bohemia)(m. 24 Jan 1285 Eger, Heves, Hungary)
       ├─ Elizabeth, Queen of Bohemia (20 Jan 1292 Prague, Bohemia - 28 Sep 1330 Vyšehrad, Prague, Bohemia)
       │ John, King of Bohemia (10 Aug 1296 Luxemburg - 26 Aug 1346 Crécy-in-Ponthieu, Somme, Hauts-de-France,
       │ France)(m. 30 Aug 1310 Speyer Cathedral, Speyer, Germany)
       │ France)(m. 30 Aug 1310 Speyer Cathedral, Speyer, Germany)
       │    └─ Jutta de Luxemburg (20 May 1315 Prague, Bohemia -
       │     11 Sep 1349 Maubuisson Abbey near Pontoise, near Paris, France) =>
       │     11 Sep 1349 Maubuisson Abbey near Pontoise, near Paris, France) =>
       │     + Jean II, King of France (24 Apr 1319 Château du Gué-de-Maulny, near Le Mans, Sarthe, Pays-de-la-
       │     Loire, France -
       │     8 Apr 1364 London, England)(m. 28 Jul 1332 Melun, Seine-et-Marne, Île-de-France, France)
       │     Loire, France -
       │     8 Apr 1364 London, England)(m. 28 Jul 1332 Melun, Seine-et-Marne, Île-de-France, France)
       └─ Margareta of Bohemia (Between Apr 1296 and May 1296 - 7 Apr 1322 bur.Zbraslav, Bohemia)
        Boleslaw III of Silesia (23 Mar 1291 - 20 Apr 1352 bur.Lubiaz, Lower Silesia, Poland)
        (m. Between 1308 and 1310)
        (m. Between 1308 and 1310)
           ├─ Wenzel I of Silesia (Between 1310 and 1318 -
           │ 2 Jun 1364 bur.Collegiate Church of the Holy Sepulchre, Legnica, Lower Silesia, Poland) =>
           │ 2 Jun 1364 bur.Collegiate Church of the Holy Sepulchre, Legnica, Lower Silesia, Poland) =>
           │ + Anna of Silesia (Abt 1325 - 1367 bur.Collegiate Church of the Holy Sepulchre, Legnica, Lower
           │ Silesia, Poland)(m. Between 1338 and 1340)
           │ Silesia, Poland)(m. Between 1338 and 1340)
           └─ Ludwig I von Schliesen-Liegnitz (Abt 1311 - Between 6 Dec 1398 and 23 Dec 1398) =>
            + Agnes von Schlesien (Between 1312 and 1321 - 7 Jul 1362)(m. Bef 1345)