 After his death, his widow, Princess Victoria of Saxe-Coburg-Saalfeld, married a son of George III of the United Kingdom and became the mother of Victoria, Queen of the United Kingdom.Emich Carl was born at Dürckheim, the fourth child and only son of Carl Friedrich Wilhelm, Count of Leiningen-Dagsburg-Hartenburg by his wife Countess Christiane Wilhelmine Luise of Solms-Rödelheim and Assenheim (1736–1803).On 3 July 1779, his father was made a Prince of the Holy Roman Empire, and Emich Carl became Hereditary Prince of Leiningen.