Ernst Gunther II, Duke of Schleswig-Holstein (11 August 1863 – 22 February 1921), was a son of Frederick VIII, Duke of Schleswig-Holstein and Princess Adelheid of Hohenlohe-Langenburg. He inherited his father's title as titular third duke of Schleswig-Holstein.

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Quick Facts Born, Died ...

Ernst Gunther
Duke of Schleswig-Holstein
Born	(1863-08-11)11 August 1863 Dolzig, Brandenburg, Prussia
Died	22 February 1921(1921-02-22) (aged 57) Primkenau, Lower Silesia, Prussia, Germany
Spouse	Princess Dorothea of Saxe-Coburg and Gotha
House	Schleswig-Holstein-Sonderburg-Augustenburg
Father	Frederick VIII, Duke of Schleswig-Holstein
Mother	Princess Adelheid of Hohenlohe-Langenburg
Religion	Lutheran

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On 2 August 1898 in Coburg, Saxe-Coburg and Gotha, he married Princess Dorothea of Saxe-Coburg and Gotha, daughter of Prince Philipp of Saxe-Coburg and Gotha and Princess Louise of Belgium. The grandfather of the bride, King Leopold II, did not attend the wedding but sent the Grand Cordon of the Order of Leopold as wedding gift.

The couple had no children. However, on 11 November 1920, Ernst Gunther adopted Prince Johann Georg and his sister Princess Marie Luise, children of Prince Albrecht of Schleswig-Holstein-Sonderburg-Glücksburg.^[1]

He received the following orders and decorations:^[2]