Princess Hilda of Nassau married Frederick II, Grand Duke of Baden on 20 September 1885 at Schloss Hohenburg. The marriage did not produce surviving children.
Princess Hilda was the daughter of Adolphe, Grand Duke of Luxembourg, who was Duke of Nassau until he was deposed in 1866, and Princess Adelheid-Marie of Anhalt-Dessau.
Frederick was born on 9 July 1857, in Karlsruhe in the state of Baden-Württemberg to Frederick I, Grand Duke of Baden and Princess Louise of Prussia.