Henry III of Brabant (c. 1230 – February 28, 1261, Leuven) was Duke of Brabant between 1248 and his death. He was the son of Henry II of Brabant and Marie of Hohenstaufen.

The disputed territory of Lothier, the former Duchy of Lower Lorraine, was assigned to him by the German King Alfonso X of Castile. Alfonso also appointed him Imperial Vicar to advance his claims on the Holy Roman Empire.

In 1251, he married Adelaide of Burgundy (c. 1233 – October 23, 1273), daughter of Hugh IV, Duke of Burgundy, by whom he had four children:

  1. Henry IV, Duke of Brabant (c. 1251 – aft. 1272)

  2. John I, Duke of Brabant (1253–1294)

  3. Godfrey of Brabant, Lord of Aarschot (d. July 11, 1302, Kortrijk), killed at the Battle of the Golden Spurs, married 1277 Jeanne Isabeau de Vierzon (d. aft. 1296)

  4. Maria of Brabant (1256, Leuven – January 12, 1321, Murel), married at Vincennes on August 27, 1274 to King Philip III of France.

He also had one illegitimate son:

   * Gilles, ancestor of the van der Balch family.

(Fonte:http://en.wikipedia.org/wiki/Henry_III,_Duke_of_Brabant)