Ulrich Frédéric Woldemar Comte de Lowendal
a Danish, German-born French soldier and statesmen.
Born in Hamburg, he served in the armies of several countries, but is best known for his service in the French army during the War of the Austrian Succession. In the French campaign in the Austrian Netherlands against the Pragmatic Army he served as a subordinate to Maurice de Saxe. He led French forces that captured Ghent in 1745 and Bergen-op-Zoom in 1747. The King of France, Louis XV, made him a Marshal of France for his success in capturing Bergen op Zoom
Charles Frederick Duke of Holstein-Gottorp
the son of Frederick IV of Holstein-Gottorp and his consort, Hedvig Sophia, daughter of King Charles XI of Sweden.
He became reigning duke in infancy, upon his father's death in 1702, and all his life was a legitimate claimant to the throne of Sweden, as pro forma heir to Charles XII. Father of Peter III of Russia, he was a patrilineal ancestor of all Russian emperors after Catherine II