Princess Louise of Prussia

Princess Louise of Prussia, Grand Duchess of Baden (Luise Marie Elisabeth; 3 December 1838 – 23 April 1923) was Grand Duchess of Baden from 1858 to 1907 as the wife of Grand Duke Frederick I. Princess Louise was the second child and only daughter of Wilhelm I, German Emperor, and Augusta of Saxe-Weimar-Eisenach. She was the younger sister of Frederick William ("Fritz"), the future German Emperor Frederick III, and aunt of Emperor Wilhelm II.