Princess Louise
Princess of Waldeck and Pyrmont
Born	(1858-01-06)6 January 1858 Schloss Luisenlund, Kiel, Duchy of Schleswig
Died	2 July 1936(1936-07-02) (aged 78) Marburg an der Lahn, Nazi Germany
Spouse	George Victor, Prince of Waldeck and Pyrmont (m. 1891; died 1893)
Issue	Prince Wolrad
Names Louise Caroline Juliana German: Luise Karoline Juliane
House	House of Schleswig-Holstein-Sonderburg-Glücksburg House of Waldeck and Pyrmont
Father	Friedrich, Duke of Schleswig-Holstein-Sonderburg-Glücksburg
Mother	Princess Adelheid of Schaumburg-Lippe

Princess Louise of Schleswig-Holstein-Sonderburg-Glücksburg (6 January 1858 – 2 July 1936) was the second wife and consort of George Victor, Prince of Waldeck and Pyrmont. Louise was the third child and second eldest daughter of Friedrich, Duke of Schleswig-Holstein-Sonderburg-Glücksburg and Princess Adelheid of Schaumburg-Lippe; a niece of Christian IX of Denmark and a cousin of Queen Alexandra of United Kingdom, Frederik VIII of Denmark and George I of Greece.

Louise married George Victor, Prince of Waldeck and Pyrmont, son of George II, Prince of Waldeck and Pyrmont and his wife Princess Emma of Anhalt-Bernburg-Schaumburg-Hoym, on 29 April 1891 at Schloss Luisenlund.^{[citation needed]} Louise and George Victor had one son:^{[citation needed]} Prince Wolrad (26 June 1892 – 17 October 1914) who would later be killed in action shortly after the outbreak of the First World War.^[1]

Upon her marriage to George Victor, Louise became the stepmother of five surviving children from her husband's first marriage to Princess Helena of Nassau. Louise's stepchildren included Emma, Queen of the Netherlands (only seven months her junior) and Princess Helena, Duchess of Albany. She was 41 years younger than her late stepson-in-law William III of the Netherlands. Louise died one and one half years before the birth of her step-great-great-granddaughter Beatrix of the Netherlands.