Princess Marie-Cécile of Prussia, is the daughter of Louis Ferdinand, Prince of Prussia, and his wife, Grand Duchess Kira Kirillovna of Russia, maternally, she is a granddaughter of who was later titled, Grand Duchess Victoria Feodorovna of Russia, who is the he third child and second daughter of Alfred, Duke of Saxe-Coburg and Gotha?
Princess Victoria Melita of Saxe-Coburg and Gotha Princess Victoria Melita of Saxe-Coburg and Gotha and Edinburgh , later Grand Duchess Victoria Feodorovna of Russia (25 November 1876 – 2 March 1936) was the third child and second daughter of Alfred, Duke of Saxe-Coburg and Gotha, and Grand Duchess Maria Alexandrovna of Russia. She was a granddaughter of Queen Victoria of the United Kingdom and Emperor Alexander II of Russia.
Elisabeth of Bavaria, Queen of Belgium Elisabeth of Bavaria (born "Duchess Elisabeth Gabriele Valérie Marie in Bavaria") (25 July 187623 November 1965) was Queen consort of the Belgians as the spouse of King Albert I, and a Duchess in Bavaria by birth. She was the mother of King Leopold III of Belgium and of Queen Marie-José of Italy, and grandmother of kings Baudouin and Albert II of Belgium.