Prince Henry Victor Louis Frederick of Prussia (German: Heinrich Viktor Ludwig Friedrich; 9 January 1900 – 26 February 1904), was the haemophiliac third son and youngest child of Prince Henry of Prussia and Princess Irene of Hesse and by Rhine, and thus a grandson of Frederick III, German Emperor, on his father's side and a great-grandson of Queen Victoria through both his mother and father.
Prince Frederick George William Christopher of Prussia (German: Friedrich Georg Wilhelm Christoph Prinz von Preußen; 19 December 1911 – 20 April 1966), also known as Friedrich von Preussen in the United Kingdom, was the fourth son of Crown Prince Wilhelm of Germany and Duchess Cecilie of Mecklenburg-Schwerin
Prince Adalbert was born on 14 July 1884 as the third son of the then Prince Wilhelm of Prussia and his first wife, Princess Augusta Victoria of Schleswig-Holstein. He was born in the Marmorpalais of Potsdam in the Province of Brandenburg , where his parents resided until his father acceded to the throne as Emperor Wilhelm II in 1888.
Prince Karl of Hesse and by Rhine: 9. Princess Wilhelmine of Baden: 2. Louis IV, Grand Duke of Hesse: 10. Prince Wilhelm of Prussia (1783–1851) 5. Princess Elizabeth of Prussia: 11. Landgravine Maria Anna of Hesse-Homburg: 1. Princess Irene of Hesse and by Rhine: 12. Ernest I, Duke of Saxe-Coburg and Gotha: 6. Prince Albert of Saxe-Coburg and ...
Biography. He joined the army in 1934 (infantry regiment 8 in Frankfurt/Oder) and participated in the Invasion of Poland in 1939. One year later he was dismissed from the army by Hitler's Prinzenerlaß, following the death of his elder brother Prince Wilhelm of Prussia, who was wounded in France in May 1940 and later died in a Field hospital in Belgium.
Prince Wilhelm Friedrich Franz Joseph Christian Olaf of Prussia (4 July 1906 – 26 May 1940) was the eldest child of Wilhelm, German Crown Prince, and Duchess Cecilie of Mecklenburg-Schwerin. At his birth, he was second in line to the German throne and was expected to succeed to the throne after the deaths of his grandfather, Emperor Wilhelm ...
Prince August Wilhelm Heinrich Günther Viktor of Prussia (29 January 1887 – 25 March 1949), nicknamed "Auwi", was the fourth son of German Emperor Wilhelm II by his first wife, Augusta Victoria of Schleswig-Holstein.
Waldemar, Margrave of Brandenburg-Stendal or Waldemar the Great (c.1280–1319) Prince Joachim Friedrich Ernst Waldemar of Prussia (1868–1879), son of Emperor Frederick III; Prince Waldemar William Louis Frederick Victor of Prussia (1889–1945), son of Prince Henry and nephew of the previous
Frederick II (German: Friedrich II.; 24 January 1712 – 17 August 1786) was King in Prussia from 1740 until 1772, and King of Prussia from 1772 until his death in 1786. . His most significant accomplishments include his military successes in the Silesian wars, his re-organisation of the Prussian Army, the First Partition of Poland, and his patronage of the arts and the Enlightenm
Prince Sigismund of Prussia (1864–1866) died of meningitis. Prince Friedrich of Hesse and by Rhine (1870–1873), a haemophiliac, fell from his mother's bedroom window and bled to death a few hours later. Princess Marie of Hesse and by Rhine (1874–1878) died of diphtheria. Prince Waldemar of Prussia (1868–1879) also died of diphtheria.