Descendancy for Albert I The Great Duke of Braunschweig: Our Family History

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1 Albert I The Great Duke of Braunschweig ^[1] b. 1236 d. 15 Aug 1279
- Adelheid \ Alessina of Montferrat d. 1285
  - 2 Albrecht II Duke of Braunschweig-Göttingen ^[1.1] b. Abt 1268 d. 22 Sep 1318
    - Richenza of Wenden d. Abt 1315
      - 3 Otto The Mild Duke of Brunswick ^[1.1.1] d. Yes, date unknown
      - 3 Ernst Duke of Braunschweig-Göttingen ^[1.1.2] d. 1366
        
        Elisabeth of Hesse d. 1390
        
        4 Otto Duke of Braunschweig-Göttingen ^[1.1.2.1] d. 1394 [ =>]
      - 3 Magnus I Duke of Braunschweig-Göttingen ^[1.1.3] b. Abt 1304 d. Between 15 Jun and 15 Aug 1369
        
        Sophia of Brandenberg b. 1300 d. 1356
        
        4 Magnus II Torquatas Duke of Brunswick ^[1.1.3.1] b. Abt 1328 d. 26 Jul 1373 [ =>]
      - 3 Mathilde Duchess of Brunswick-Lüneburg-Gottingen ^[1.1.4] d. Aft 1 Jun 1356
        
        Heinrich III Or V Graf Von Honstein-Sondershause d. 1356
        
        4 Elisabeth Von Honstein-Sondershausen ^[1.1.4.1] d. Abt 1381 [ =>]
  - 2 Henry I Duke of Brunswick ^[1.2] b. Aug 1267 d. 7 Sep 1322
    - Agnes of Meissen d. Aft 1332
      - 3 Heinrich II Duke of Braunschweig-Grubenhagen ^[1.2.1] d. 1351
        
        Heloise D'ibelin b. 1307 d. Between 1347 and 1348
        
        4 Philipp Constable of Jerusalem ^[1.2.1.1] b. Abt 1332 d. Between 1370 and 1380 [ =>]
      - 3 Ernst I Duke Zu Einbeck ^[1.2.2] d. 1361
        
        Adelheid d. Yes, date unknown
        
        4 Albrecht I Duke Von Salzderhelden ^[1.2.2.1] b. Abt 1339 d. 1383 [ =>]
        
        4 Adelheid of Braunschweig-Osterode ^[1.2.2.2] b. Abt 1341 d. 8 May 1406 [ =>]
  - 2 Matilda of Brunswick ^[1.3] d. Yes, date unknown
  - 2 Luther Brunswick ^[1.4] d. Yes, date unknown
  - 2 Conrad of Brunswick ^[1.5] d. Yes, date unknown
  - 2 Otto of Brunswick ^[1.6] d. Yes, date unknown
  - 2 William Duke of Brunswick ^[1.7] d. 1292
  - 2 Mechtild of Brunswick-Lüneburg ^[1.8] b. 1276 d. 1318
    - Henryk I of Glogau Duke of Great Poland d. 11 Dec 1310
      - 3 Henryk II "Wierny" of Sagan ^[1.8.1] b. Between 1291 and 1293 d. 22 Jan 1341-1342
        
        Mathilde of Brandenberg-Salzwedel b. Between 1298 and 1300 d. Between 1323 and 1329
        
        4 Henryk III "Zelazny" of Glogau And Sagan ^[1.8.1.1] d. Aft 8 Apr 1369 [ =>]
      - 3 Beatrix\Beatrycza Von Schlesien-Glogau ^[1.8.2] b. Abt 1292 d. 24 Aug 1322
        
        Ludwig\Louis IV Wittelsbach Duke of Bavaria b. 1 Apr 1282 d. 10 Nov 1347
        
        4 Matilde of Bavaria ^[1.8.2.1] b. 1313 d. 1346 [ =>]
        
        4 Loius V Duke of Bavaria ^[1.8.2.2] b. Jul 1316 d. 18 Sep 1361
        
        4 Stephen II Wittelsbach Duke of Bavaria ^[1.8.2.3] b. 1317 d. 10 May 1375 [ =>]

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Albert I The Great Duke of Braunschweig