Nielsen Hayden genealogy
Descendants of Albrecht I
1236 - 1279 (43 years)Father: Otto I of Brunswick-Lüneburg (1204 - 19 Jun 1252)
Mother: Matilde von Brandenburg (Abt 1210 - 10 Jun 1261)
Albrecht I (1236 - 15 Aug 1279)
Alessina de Monferrato ( - 5 Feb 1285)(m. 1 Nov 1266)
   ├─ Heinrich I of Brunswick (Aug 1267 - 7 Sep 1322)
   │ Agnes von Meissen (Bef 1264 - Aft 1 Feb 1332)(m. 1282)
   │    └─ Ernst of Brunswick (Abt 1297 - 11 Mar 1361)
   │     Adelheid of Everstein ( - Aft 1376)(m. Abt 1335)
   │        └─ Albrecht I of Brunswick (Abt 1339 -
   │         Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower Saxony, Germany)
   │         Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower Saxony, Germany)
   │         Agnes of Brunswick-Lüneburg ( - 21 Mar 1410)(m. Bef 17 Aug 1372)
   │            └─ Erich of Brunswick ( - 28 May 1427 bur.St. Alexander, Einbeck, Lower Saxony, germany)
   │             Elizabeth of Brunswick-Göttingen ( - Aft 29 Sep 1444)(m. Between 1 Jul 1405 and 14 Jul 1405)
   │                └─ Anna of Brunswick-Grubenhagen (Abt 1420 - 9 Oct 1474 Nannhofen, Bavaria, Germany)
   │                 + Albrecht III of Bavaria (Munich, Bavaria, Germany;27 Mar 1401 - 29 Feb 1460)
   │                 (m. 22 Jan 1437 Munich, Bavaria, Germany)
   │                 (m. 22 Jan 1437 Munich, Bavaria, Germany)
   ├─ Albrecht II of Brunswick (Abt 1268 -
   │ 22 Sep 1318 bur.Brunswick Cathedral, Braunschweig, Lower Saxony, Germany)
   │ 22 Sep 1318 bur.Brunswick Cathedral, Braunschweig, Lower Saxony, Germany)
   │ Richza of Werle ( - Aft 2 Oct 1312 bur.Göttingen, Lower Saxony, Germany)(m. 10 Jan 1284)
   │    ├─ Magnus I of Brunswick (Abt 1304 -
   │    │ Between 15 Jun 1369 and 15 Aug 1369 bur.St. Michaelis, Lüneberg, Lower Saxony, Germany)
   │    │ Between 15 Jun 1369 and 15 Aug 1369 bur.St. Michaelis, Lüneberg, Lower Saxony, Germany)
   │    │ Sophia of Brandenburg (Abt 1300 - 1356)(m. Abt 1327)
   │    │    ├─ Sophie of Brunswick ( - 1394)
   │    │    │ Dietrich IV of Honstein ( - Between 1378 and 1379)(m. Aft 1350)
   │    │    │    └─ Agnes of Honstein (Abt 1360 - 1 Sep 1407)
   │    │    │     Christian V of Oldenburg ( - Between 10 Nov 1399 and 22 Apr 1403)(m. Bef 29 Aug 1377)
   │    │    │        └─ Dietrich of Oldenburg ( - 14 Feb 1440 Delmenhorst, Lower Saxony, Germany)
   │    │    │         Heilwig of Holstein (1398 - Bef 11 Nov 1436 bur.Oldenburg, Lower Saxony, Germany)
   │    │    │         (m. 23 Nov 1423)
   │    │    │         (m. 23 Nov 1423)
   │    │    │            └─ Christian I, King of Denmark, Norway, and Sweden (Feb 1426 -
   │    │    │             21 Mar 1481 Copenhagen, Denmark)
   │    │    │             21 Mar 1481 Copenhagen, Denmark)
   │    │    │             Dorothea of Brandenburg (1430 - 10 Nov 1495 Kalundborg, Denmark)
   │    │    │             (m. 28 Oct 1449 Copenhagen, Denmark)
   │    │    │             (m. 28 Oct 1449 Copenhagen, Denmark)
   │    │    │                └─ Margaret of Denmark (23 Jun 1456 -
   │    │    │                 14 Jul 1486 Stirling, Stirlingshire, Scotland) =>
   │    │    │                 14 Jul 1486 Stirling, Stirlingshire, Scotland) =>
   │    │    │                 + James III, King of Scots (26 May 1452 Castle of St. Andrews, St. Andrews,
   │    │    │                 Fife, Scotland - 11 Jun 1488 Sauchieburn, near Stirling, Stirlingshire,
   │    │    │                 Scotland)(m. 13 Jul 1469 Holyrood Abbey, Edinburgh, Midlothian, Scotland)
   │    │    │                 Fife, Scotland - 11 Jun 1488 Sauchieburn, near Stirling, Stirlingshire,
   │    │    │                 Scotland)(m. 13 Jul 1469 Holyrood Abbey, Edinburgh, Midlothian, Scotland)
   │    │    └─ Magnus II of Brunswick (Abt 1328 - 25 Jul 1373 Leveste, Lower Saxony, Germany)
   │    │     Katharina of Anhalt ( - 30 Jan 1390)(m. Bef 6 Oct 1356)
   │    │        ├─ Agnes of Brunswick-Lüneburg ( - 21 Mar 1410)
   │    │        │ Albrecht I of Brunswick (Abt 1339 - Between 11 Aug 1383 and 22 Sep 1383 Salzderhelden, Lower
   │    │        │ Saxony, Germany)(m. Bef 17 Aug 1372)
   │    │        │ Saxony, Germany)(m. Bef 17 Aug 1372)
   │    │        │    └─ This couple were related to each other. Any descendants have been already been listed
   │    │        └─ Elisabeth of Brunswick-Lüneburg (Abt 1370 - Bef 3 Apr 1422)
   │    │         Gerhard V of Holstein (Abt 1367 - 5 Aug 1404 Suderhamme, Dithmarschen)(m. 1395)
   │    │            └─ Heilwig of Holstein (1398 - Bef 11 Nov 1436 bur.Oldenburg, Lower Saxony, Germany)
   │    │             Dietrich of Oldenburg ( - 14 Feb 1440 Delmenhorst, Lower Saxony, Germany)
   │    │             (m. 23 Nov 1423)
   │    │             (m. 23 Nov 1423)
   │    │                └─ This couple were related to each other. Any descendants have been already
   │    │                 been listed
   │    │                 been listed
   │    └─ Ernst of Brunswick (1305 - 24 Apr 1367)
   │     Elizabeth von Hessen ( - 7 Mar 1390)(m. 1339)
   │        └─ Otto of Brunswick (Abt 1340 - 13 Dec 1394 Hardegsen, Lower Saxony, Germany)
   │         Margareta of Jülich (Abt 1364 - 18 Jun 1442 Hardegsen, Lower Saxony, Germany)(m. Bef 24 Jun 1379)
   │            └─ Elizabeth of Brunswick-Göttingen ( - Aft 29 Sep 1444)
   │             Erich of Brunswick ( - 28 May 1427 bur.St. Alexander, Einbeck, Lower Saxony, germany)
   │             (m. Between 1 Jul 1405 and 14 Jul 1405)
   │             (m. Between 1 Jul 1405 and 14 Jul 1405)
   │                └─ This couple were related to each other. Any descendants have been already been listed
   └─ Matilde (1276 - Bef 31 Aug 1318)
    Henryk I-III von Schliesen (Between 1251 and 1260 - 9 Dec 1309)(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)
           │     Bef 12 Jan 1409 bur.Legnica, Lower Silesia, Poland)(m. Bef 10 Feb 1372)
           │        └─ Barbara of Silesia-Liegnitz ( - 16 May 1435)
           │         Rudolf III of Saxony (Abt 1373 - 9 Jun 1419 bur.Wittenberg, Saxony-Anhalt, Germany)
           │         (m. 6 Mar 1396)
           │         (m. 6 Mar 1396)
           │            └─ Barbara of Saxony (Abt 1406 - 10 Oct 1465 Bayreuth, Bavaria, Germany)
           │             Johann "the Alchemist" of Brandenburg (Bef 29 Sep 1403 -
           │             16 Nov 1464 Baiersdorf, Bavaria, Germany)(m. 26 May 1412)
           │             16 Nov 1464 Baiersdorf, Bavaria, Germany)(m. 26 May 1412)
           │                └─ Dorothea of Brandenburg (1430 - 10 Nov 1495 Kalundborg, Denmark) =>
           │                 + Christian I, King of Denmark, Norway, and Sweden (Feb 1426 -
           │                 21 Mar 1481 Copenhagen, Denmark)(m. 28 Oct 1449 Copenhagen, Denmark)
           │                 21 Mar 1481 Copenhagen, Denmark)(m. 28 Oct 1449 Copenhagen, Denmark)
           └─ 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)
                   └─ Margareta of Bavaria (1363 - 24 Jan 1424 Dijon, Côte-d'Or, Burgundy, France)
                    Jean of Burgundy (28 May 1371 Dijon, Côte-d'Or, Burgundy, France - 10 Sep 1419 bur.Dijon,
                    Côte-d'Or, Burgundy, France)(m. 12 Apr 1385 Cambrai, Hauts-de-France, France)
                    Côte-d'Or, Burgundy, France)(m. 12 Apr 1385 Cambrai, Hauts-de-France, France)
                       └─ Marie of Burgundy (Jan 1394 -
                        30 Oct 1463 Burg Monterberg near Kalkar, Kleves, Westphalia, Germany)
                        30 Oct 1463 Burg Monterberg near Kalkar, Kleves, Westphalia, Germany)
                        Adolf I (Kleves, Westphalia, Germany;26 Dec 1373 - 23 Sep 1448)
                        (m. 12 Jul 1406 Arras, Pas-de-Calais, France)
                        (m. 12 Jul 1406 Arras, Pas-de-Calais, France)
                           └─ Katherina of Kleve (25 May 1417 Kleves, Westphalia, Germany -
                            10 Feb 1476 Lobith, Rijnwarden, Gelderland, Netherlands) =>
                            10 Feb 1476 Lobith, Rijnwarden, Gelderland, Netherlands) =>
                            + Arnold van Egmond (Aft 17 Jul 1410 - 23 Feb 1473 Grave, Brabant,
                            Netherlands)(m. 26 Jan 1430 Kleves, Westphalia, Germany)
                            Netherlands)(m. 26 Jan 1430 Kleves, Westphalia, Germany)