Frederick Francis IV was the last Grand Duke of Mecklenburg-Schwerin and regent of Mecklenburg-Strelitz. He inherited the throne when he was fifteen years old in 1897 and was forced to renounce it in 1918. Wikipedia
Born: April 9, 1882, Palermo, Italy
Died: November 17, 1945 (age 63 years), Flensburg, Germany
Great grandchildren: Thyra von Solodkoff, Alix von Solodkoff, Niklos-Alexis von Solodkoff, and more
Spouse: Princess Alexandra of Hanover (m. 1904)