 Francis, Duke of Saxe-Coburg-Saalfeld

Francis, Duke of Saxe-Coburg-Saalfeld (Coburg, 15 July 1750 – Coburg, 9 December 1806), was one of the ruling Thuringian dukes of the House of Wettin.As progenitor of a line of Coburg princes who, in the 19th and 20th centuries, ascended the thrones of several European realms, he is a patrilineal ancestor of, among others, Queen Elizabeth II of the United Kingdom, King Philippe of Belgium and King Simeon II of Bulgaria.