Stephen Tvrtko I was the first king of Bosnia. A member of the House of Kotromanić, he succeeded his uncle Stephen II as the ban of Bosnia in 1353. As he was a minor at the time, Tvrtko's father, Vladislav, briefly ruled as regent, followed by... Wikipedia
Born: August 5, 1338
Died: March 10, 1391 (age 52 years)
Children: Tvrtko II of Bosnia and Helen of Bosnia
Spouse: Dorothea of Bulgaria (m. 1374)
Parents: Vladislav of Bosnia and Jelena Šubić
Full name: Stephen Tvrtko I
Great-grandparents: Prijezda I, Ban of Bosnia, Stefan Dragutin, Catherine of Hungary, Queen of Serbia, and more