Maria of Brabant, Holy Roman Empress
Maria of Brabant, a member of the House of Reginar, was Holy Roman Empress from 1214 until 1215 as the second and last wife of the Welf emperor Otto IV.
Seal of Marie of Brabant.
Marriage of Maria and Otto IV, from a 15th-century manuscript of the Brabantsche Yeesten by Jan van Boendale.
Otto IV & Maria of Brabant
The House of Welf is a European dynasty that has included many German and British monarchs from the 11th to 20th century and Emperor Ivan VI of Russia in the 18th century. The originally Franconian family from the Meuse-Moselle area was closely related to the imperial family of the Carolingians.
The possessions of the Welfs in the days of Henry the Lion
Kunigunde of Altdorf, sister of Welf III, wife of Albert Azzo II of Este, Margrave of Milan, parents of Welf IV
Welf I, Duke of Bavaria (c. 1030/1040 – 1101)
Welf II, Duke of Bavaria (1073–1120)