Nielsen Hayden genealogy
Ancestors of Louis de Brienne
┌── Gautier II of Brienne ( - Bef 1161) =>
┌── Erard II de Brienne ( - 1191)
│ └── Adelais of Baudemont =>
│
┌── Jeane de Brienne, King of Jerusalem; Latin Emperor of Constantinople (Abt 1175 -
│ 23 Mar 1237 Constantinople)(m. 1223 Burgos, Castile, Spain)
│ 23 Mar 1237 Constantinople)(m. 1223 Burgos, Castile, Spain)
│ └── Agnès
│
│
│ ┌── Fernando II, King of Leon, Galicia, and Extremadura (1137 - 22 Jan 1188 Benavente, Italy)
│ │ (m. 1165) =>
│ ┌── Alfonso IX, King of León and Galicia (15 Aug 1171 Zamora, León, Spain -
│ │ 24 Sep 1230 Villanueva de Sarria, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile, Spain)
│ │ 24 Sep 1230 Villanueva de Sarria, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile, Spain)
│ │ └── Urraca of Portugal (Abt 1150 - 16 Oct 1188 Bamba, near Valladolid, Castile, Spain)(m. 1165) =>
│ │
└── Bérenguère of Castile-León (Abt 1199 - 12 Apr 1237 Constantinople)(m. 1223 Burgos, Castile, Spain)
│
│ ┌── Alfonso VIII, King of Castile, Toledo, and Extramadura (11 Nov 1155 Soría, Castile, Spain -
│ │ 22 Sep 1214 bur.Abbey of Santa María la Real de Las Huelgas, Burgos, Castile, Spain)(m. Sep
│ │ 1170 Burgos, Castile, Spain) =>
│ │ 22 Sep 1214 bur.Abbey of Santa María la Real de Las Huelgas, Burgos, Castile, Spain)(m. Sep
│ │ 1170 Burgos, Castile, Spain) =>
└── Berenguela I of Castile, Queen Of Castile & Toledo (Abt 1180 - 8 Nov 1246 Las Huelgas, near Burgos,
Castile, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile, Spain)
Castile, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile, Spain)
└── Eleanor of England (13 Oct 1162 Domfront, Normandy, France - 21 Sep 1214 bur.Abbey of Santa
María la Real de Las Huelgas, Burgos, Castile, Spain)(m. Sep 1170 Burgos, Castile, Spain) =>
María la Real de Las Huelgas, Burgos, Castile, Spain)(m. Sep 1170 Burgos, Castile, Spain) =>