 Prince Frederick William of Hesse-Kassel

Frederick William George Adolphus, Landgrave of Hesse (; 25 November 1820 – 14 October 1884) was the only son of Wilhelm I, Landgrave of Hesse-Kassel-Rumpenheim and Princess Louise Charlotte of Denmark.He was born in Copenhagen, moved to Denmark at the age of three, and grew up there.