Albrecht I. der Große Welf von Braunschweig-Lüneburg, Herzog von Braunschweig und Lüneburg, was born 1236 to Otto von Braunschweig-Lüneburg (c1204-1252) and Mechthild von Brandenburg (c1210-1261) and died 15 August 1279 in Braunschweig, Lower Saxony, Germany of unspecified causes. He married Elisabeth van Brabant (1243-1261) 13 July 1254 JL in Braunschweig, Lower Saxony, Germany. He married Alessia del Monferrato (c1237-1285) 1 November 1263 JL in Kenilworth. Notable ancestors include Henry II of England (1133-1189), William I of England (1027-1087), Charlemagne (747-814), Hugh Capet (c940-996), Alfred the Great (849-899), Rurik (c832-879). Ancestors are from France, the United Kingdom, Germany, Belgium, Russia, Ukraine, Belarus, the Netherlands.
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Offspring of Albrecht I. der Große von Braunschweig-Lüneburg and Alessia del Monferrato (c1237-1285)
Name Birth Death Joined with
Heinrich I. von Braunschweig-Grubenhagen (1267-1322) August 1267 7 September 1322 Salzderhelden Agnes von Thüringen (bef1264-aft1332)

Albrecht II. von Braunschweig-Wolfenbüttel-Göttingen (c1268-1318) 1268 22 September 1318 Rixa von Werle (c1268-1317)

Wilhelm von Braunschweig-Lüneburg (1270-1292)
Otto von Braunschweig-Lüneburg (?-c1346)
Luther von Braunschweig-Lüneburg (1275-1335)
Mechthild von Braunschweig-Lüneburg (c1275-1318) 1275 1318 Henry III of Glogow (c1255-1309)

Conrad von Braunschweig-Lüneburg (?-c1303)

Common ancestors of Albrecht I. der Große von Braunschweig-Lüneburg (1236-1279) and Elisabeth van Brabant (1243-1261)

  1. Dedo V. von Lausitz (c1121-1190)
  2. Mechthilde von Sommerschenburg (c1135-1189)

Namesakes of Albrecht I. der Große von Braunschweig-Lüneburg (1236-1279)

 Birth placeDeath placeFatherMotherJoined with
Albrecht II. von Braunschweig-Wolfenbüttel-Göttingen (c1268-1318)Albrecht I. der Große von Braunschweig-Lüneburg (1236-1279)Alessia del Monferrato (c1237-1285)Rixa von Werle (c1268-1317)
Albrecht I. der Große von Braunschweig-Lüneburg (1236-1279)Braunschweig, Lower Saxony, GermanyOtto von Braunschweig-Lüneburg (c1204-1252)Mechthild von Brandenburg (c1210-1261)Elisabeth van Brabant (1243-1261) + Adelaide von Montferrat (c1237-1285)
Albrecht III. von Braunschweig-Grubenhagen-Herzberg (1419-1485)Erich I. von Braunschweig-Grubenhagen (c1380-1427)Elisabeth von Braunschweig-Göttingen (c1389-aft1444)Elisabeth von Waldeck (c1454-aft1513)
Albrecht I. von Braunschweig-Grubenhagen-Salzderhelden (c1339-1383)Salzderhelden, GermanyErnst I. von Braunschweig-Grubenhagen-Osterode (1297-1361)Adelheid von Everstein (1324-aft1373)Agnes I. von Braunschweig-Lüneburg (c1356-1410)

Footnotes (including sources)

‡ General

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