Princess of Prussia. Louise Marie Elisabeth was born on 3 December 1838 to Prince Wilhelm of Prussia and his wife Princess Augusta of Saxe-Weimar-Eisenach.Louise was named after her grandmothers, Louise, Queen of Prussia and Grand Duchess Maria Pavlovna of Russia and was known as "Vivi" in her family.
Princess Louise with her two sons Ernest (right) and Albert, shortly before her exile from court On 31 July 1817 in Gotha , 16-year-old Louise married her 33-year-old kinsman Ernst III, Duke of Saxe-Coburg-Saalfeld , (later Ernst I, Duke of Saxe-Coburg and Gotha ), after he failed to win the hand of a Russian grand duchess. 
Princess Charlotte of Clarence Born on 27 March 1819, Hanover. She died the same day as her birth. She was the oldest daughter of William IV of the United Kingdom and his wife Adelaide. She had four younger siblings- Elizabeth of Clarence, two stillborn brothers and a stillborn sibling of unknown sex.