Henry III of Brabant (c. 1230 - February 28, 1261) was Duke of Brabant between 1248 and his death. He was the son of Henry II of Brabant and Aleidis of Burgundy .

The disputed territory of the former duchy of Lower Lorraine was assigned to him by the German King Alfonso IX of Castile.

His daughter Maria of Brabant married king Philip III of France.

See also: Dukes of Brabant family tree