Quem se casou com Charles Frederick, Duke of Holstein-Gottorp?

Charles Frederick, Duke of Schleswig-Holstein-Gottorp (German: Karl Friedrich, Herzog von Schleswig-Holstein-Gottorp) (30 April 1700 – 18 June 1739) was a Prince of Sweden and Duke of Schleswig-Holstein-Gottorp and an important member of European royalty. His dynasty, the dukes of Schleswig-Holstein-Gottorp, were a cadet branch of the ancient House of Oldenburg, which at that time was ruling Denmark–Norway. His mother was a sister of Charles XII of Sweden. Charles Frederick married a daughter of Peter the Great and became the father of the future Peter III of Russia. As such, he is the progenitor of the Russian imperial house of Holstein-Gottorp-Romanov and the patrilineal ancestor of all Russian emperors starting with Peter III, except for Catherine II.

Ana Petrovna da Rússia (em russo: Анна Петровна; Moscou, 27 de janeiro de 1708 - Kiel, 4 de março de 1728) foi a filha mais velha do Imperador Pedro I da Rússia e da sua segunda esposa, a Imperatriz Catarina I da Rússia. A sua irmã, Isabel da Rússia, reinou como Imperatriz entre 1741 e 1762. O seu filho Pedro III da Rússia reinou como Imperador em 1762, sendo o herdeiro de Isabel. Era também Duquesa de Eslésvico-Holsácia-Gottorp por casamento.