Otto III, Margrave of Brandenburg
King
Otto III, nicknamed the pious was Margrave of Brandenburg jointly with his elder brother John I until John died in 1266. Otto III then ruled alone, until his death, the following year. Wikipedia
Born: 1215
Died: October 9, 1267 (age 52 years), Brandenburg, Germany
Parents: Albert II, Margrave of Brandenburg
Great-grandparents: Albert the Bear, Ada of Scotland, Floris III, Count of Holland, and more
Great grandchildren: John V, Margrave of Brandenburg-Salzwedel, Henry I of Jawor, Barnim III, Duke of Pomerania, and more
Grandchildren: Herman, Margrave of Brandenburg-Salzwedel, Margaret of Brandenburg, Beatrice of Brandenburg, and more