Portrait of Peter Karl Ulrich, Duke of Holstein-Gottorp, later Tzar Peter III by Georg Khristopher Groot on artnet
Duke of Holstein-Gottorp - Wikipedia
Christian August of Holstein-Gottorp, Prince of Eutin - Wikipedia
Duke Of Holstein-Gottorp, Karl Fredrik As A Child by David von Krafft - Artvee
S-S-I Montross Duke: Production Power to the Third Degree
Gustav Adolph (1633-1695), Duke of Mecklenburg-Gustrow
Portrait of Frederick III, Duke of Holstein-Gottorp (1597 - 1659) - The Online Portrait Gallery
Adolf, Duke of Holstein-Gottorp - Wikipedia
.jpg "Adolphe de Holstein Gottorp et Christine de Hesse - Duke Adolf of Holstein -Gottorp")
Adolphe de Holstein Gottorp et Christine de Hesse - Duke Adolf of Holstein -Gottorp
Duke Christian Albert of Holstein Gottorp and his wife Princess Frederica Amalia of Denmark and Norway - Wikidata
123 Duke Of Holstein Stock Photos, High-Res Pictures, and Images - Getty Images
Unidentified painter, Ernst Günter, 1609-1689, Duke of Holstein-Sondenburg-Augustenburg, painting, portrait, Ernest Günther, Duke of Schleswig-Holstein-Sonderburg-Augustenburg, 1650, oil on canvas, Height, 105 cm (41.3 inches), Width, 85.5 cm (33.6 ...
Albert, Duke of Schleswig-Holstein - Wikipedia
John Adolphus, Duke of Schleswig-Holstein-Sonderburg-Plön - Wikipedia
Charles Frederick, Duke of Holstein-Gottorp - Wikipedia
Frederick III, Duke of Holstein-Gottorp - Wikipedia
Holstein-Gottorp, Georg Ludwig Duke zu - Project Seven Years War
Christian Albert, Duke of Holstein-Gottorp - Wikipedia
Charles Frederick, Duke of Holstein-Gottorp - Wikipedia
Prince Albert, Duke of Schleswig-Holstein | Unofficial Royalty
Frederick IV, Duke of Holstein-Gottorp - Wikipedia
Charles Frederick, Duke of Schleswig-Holstein-Gottorp - Wikidata
File:Royal Monogram of Frederick IV, Duke of Holstein-Gottorp.svg - Wikimedia Commons
Portrait of Duke Charles Frederick of Holstein-Gottorp (1700-1739), Anonymous - SuperStock
Frederick IV (1671-1702), Duke of Holstein-Gottorp, and his spouse Hedvig Sophia (1681–1708), Swedish princess - Wikidata
European Heraldry :: Schleswig-Holstein
