Christian IX of Denmark
Christian IX was King of Denmark from 15 November 1863 until his death in 1906. From 1863 to 1864, he was concurrently Duke of Schleswig, Holstein and Lauenburg.
8 April 1818
Born on the same birth date (8 April 1818): August Wilhelm von Hofmann
Born on the same birth day (8 April): Evripidis Stylianidis • Gennady Golovkin • Nayden Todorov • Paddy Lowe • Ramón Emeterio Betances • Viktor Arvidsson
Born in the same month (April 1818): Alexander II of Russia • August Wilhelm von Hofmann • Heinrich Göbel • James Anthony Froude • Thomas Mayne Reid