Definition of Orange, House of in US English:

Orange, House of

proper noun

  • The Dutch royal house, originally a princely dynasty of the principality centered on the town of Orange in the 16th century.

Members of the family held the position of stadtholder or magistrate from the mid-16th until the late 18th century. In 1689 William of Orange became King William III of Great Britain and Ireland, and the son of the last stadtholder became King William I of the United Netherlands in 1815