Princess Helena of Waldeck and Pyrmont (1899–1948)
Princess Helena of Waldeck and Pyrmont (; 22 December 189918 February 1948) was the only daughter of Friedrich, Prince of Waldeck and Pyrmont, last reigning Prince of Waldeck and Pyrmont, and wife of Nikolaus, Hereditary Grand Duke of Oldenburg. Early life. Helena was born at Arolsen, Waldeck and Pyrmont the third child and first and only daughter of Friedrich, Prince of Waldeck and Pyrmont (1865–1946), and his wife, Princess Bathildis of Schaumburg-Lippe (1873–1962), daughter of Wilhelm Karl August, Prince of Schaumburg-Lippe. She was a first cousin of Queen Wilhelmina of the Netherlands . She was named after her paternal aunt Princess Helena, Duchess of Albany (1861–1922) who married Prince Leopold, Duke of Albany, youngest son of Queen Victoria. Marriage and family. Helena married on 26 October 1921 in Arolsen, Nikolaus, Hereditary Grand Duke of Oldenburg (1897–1970), third child and first son of Frederick Augustus II, Grand Duke of Oldenburg and Duchess Elisabeth Alexandrine of Mecklenburg-Schwerin. They had nine children: She died at the age of 48, her husband married again, two years after her death in 1950 to Anne-Marie von Schutzbar genannt Milchling.