of Duchess of Brabant will be worn, in future, by the Prince or the Princess, elder son or daughter of the King, and, if lacking, by the Prince or the Princess, elder son or daughter of the elder son or daughter of the King” References Charters of the Duchy of Brabant Counts of Louvain: genealogical note (Caution: some information provided by this link could be historiographically obsolete). Duchy of Brabant Brabant Brabant Brabant Brabant