Person
Karl, Duke of Schleswig-Holstein-Sonderburg-Glücksburg was Duke of Schleswig-Holstein-Sonderburg-Glücksburg from 1831 to 1878. Karl was the eldest son of Friedrich Wilhelm, Duke of Schleswig-Holstein-Sonderburg-Glücksburg, and Princess Louise Caroline of Hesse-Kassel and an elder brother of Christian IX of Denmark.
