Prince Friedrich Karl Nikolaus of Prussia was the son of Prince Charles of Prussia (1801–1883) and his wife, Princess Marie of Saxe-Weimar-Eisenach (1808–1877). Prince Friedrich Karl was a grandson of King Frederick William III of Prussia and a nephew of Frederick William IV and William I.
Prince Albert of Prussia was a Prussian general field marshal, Herrenmeister of the Order of Saint John from 1883 until his death, and regent of the Duchy of Brunswick from 1885, also until his death.
Georg Friedrich Ferdinand Prinz von Preussen is a German businessman who is the current head of the Prussian branch of the House of Hohenzollern, the former ruling dynasty of the German Empire and of the Kingdom of Prussia. He is the great-great-grandson and historic heir of Wilhelm II, the last German Emperor and King of Prussia, who abdicated and went into exile upon Germany's defeat in World War I in 1918. Thus he is a third great-grandson of Queen Victoria of the United Kingdom and a distant cousin of many European monarchs.
Prince Henry of Prussia was a younger brother of German Emperor William II and a Prince of Prussia. He was also a grandson of Queen Victoria. A career naval officer, he held various commands in the Imperial German Navy and eventually rose to the rank of Grand Admiral and Generalinspekteur der Marine.
The Bailiwick of Brandenburg of the Chivalric Order of Saint John of the Hospital at Jerusalem, commonly known as the Order of Saint John or the Johanniter Order, is the German Protestant branch of the Knights Hospitaller, the oldest surviving chivalric order, which generally is considered to have been founded at Jerusalem in 1099.
The Order of the Black Eagle was the highest order of chivalry in the Kingdom of Prussia. The order was founded on 17 January 1701 by Elector Friedrich III of Brandenburg. In his Dutch exile after World War I, deposed Emperor Wilhelm II continued to award the order to his family. He made his second wife, Princess Hermine Reuss of Greiz, a Lady in the Order of the Black Eagle.
Prince Oskar Karl Gustav Adolf of Prussia was the fifth son of German Emperor Wilhelm II and Augusta Victoria of Schleswig-Holstein-Sonderburg-Augustenburg.
Prince Wilhelm Eitel Friedrich Christian Karl of Prussia was the second son of Emperor Wilhelm II of Germany by his first wife, Princess Augusta Viktoria of Schleswig-Holstein-Sonderburg-Augustenburg. He was born and died in Potsdam, Germany.
Prince Friedrich Wilhelm Karl of Prussia was the son of Frederick William II of Prussia and Frederika Louisa of Hesse-Darmstadt.
Prince Augustus Ferdinand of Prussia was a Prussian prince and general, as well as Herrenmeister of the Bailiwick of Brandenburg of the Order of Saint John. He belonged to the House of Hohenzollern, and was the youngest son of Frederick William I of Prussia by his wife, Queen Sophia Dorothea.
Prince Frederick Charles Alexander of Prussia was a younger son of Frederick William III of Prussia. He served as a Prussian general for much of his adult life and became the first Herrenmeister of the Order of Saint John after its restoration as a chivalric order. Nevertheless, he is perhaps remembered more often for his patronage of art and for his sizable collections of art and armor.
Prince Albert of Saxe-Altenburg was a German prince of the ducal house of Saxe-Altenburg.
Prince Friedrich Leopold of Prussia was a son of Prince Frederick Charles of Prussia and Princess Maria Anna of Anhalt-Dessau, married in 1854.
Princess Oskar of Prussia, Countess of Ruppin was a German aristocrat and the wife of Prince Oskar of Prussia.
Prince Karl Anton of Hohenzollern-Sigmaringen was a member of the Princely House of Hohenzollern-Sigmaringen. Karl Anton was the third and youngest son of Leopold, Prince of Hohenzollern and his wife Infanta Antónia of Portugal. Karl Anton's elder brothers were William, Prince of Hohenzollern and Ferdinand I of Romania.
Wilhelm Karl Adalbert Erich Detloff Prinz von Preussen was the third son of Prince Oskar of Prussia, and the last surviving grandson of Wilhelm II, the last German Emperor. He was the thirty-sixth Master of Knights (Herrenmeister) of the Protestant Order of Saint John, also known as Der Johanniterorden, as his father's successor and his son's predecessor.
Prince Friedrich Wilhelm Ludwig Alexander of Prussia was the eldest child of Prince Frederick of Prussia and his wife, Princess Luise of Anhalt-Bernburg.
Karl Friedrich Albrecht, Margrave of Brandenburg-Schwedt, a grandson of Frederick William of Brandenburg and son of Margrave Albert Frederick of Brandenburg-Schwedt, was a Prussian military officer and the Herrenmeister of the Order of Saint John.
Prince Frederick Henry Charles of Prussia was a Prussian prince and army officer.
Prince Friedrich Heinrich Albrecht, Prince of Prussia was a Prussian officer, member of the house of Hohenzollern, and a great-grandson of Friedrich Wilhelm III of Prussia. He was persecuted for being homosexual.
