Friedrich, Prince of Waldeck and Pyrmont

He was the only son and sixth child of George Victor, Prince of Waldeck and Pyrmont and his first wife Princess Helena of Nassau. He was a brother of the Dutch Queen consort Emma and Princess Helena, Duchess of Albany.

His maternal grandparents were William, Duke of Nassau and his second wife Princess Pauline of Württemberg. Pauline was a daughter of Prince Paul of Württemberg and his wife Charlotte of Saxe-Hildburghausen.

Paul was a son of Frederick I of Württemberg and his wife Duchess Augusta of Brunswick-Wolfenbüttel. Augusta was the eldest daughter of Karl Wilhelm Ferdinand, Duke of Brunswick-Lüneburg and Princess Augusta of Great Britain, elder sister of George III of the United Kingdom.

He married Princess Bathildis of Schaumburg-Lippe, daughter of Prince William of Schaumburg-Lippe and Princess Bathildis of Anhalt-Dessau, in Náchod on 9 August 1895. They had three sons and one daughter:

• Josias, Hereditary Prince of Waldeck and Pyrmont (b. 13 May 1896, d. 30 November 1967)
• Prince Maximilian Wilhelm Gustav Hermann of Waldeck and Pyrmont (b. 13 September 1898, d. 23 February 1981)
• Princess Helena of Waldeck and Pyrmont (b. 22 December 1899, d. 18 February 1948)
• Prince Georg Wilhelm Karl Victor of Waldeck and Pyrmont (b. 10 March 1902, d. 14 November 1971)

• Romania: Extra Royal Knight Grand Cross of the Order of the Crown[1][2]