Frederick III was the Duke of Lorraine from 1251 to his death. He was the only son and successor of Matthias II and Catherine of Limburg.
He was not yet thirteen years of age when his father died, so his mother assumed the regency for a few years.... Wikipedia
Born: 1240
Died: December 31, 1302 (age 62 years)
Parents: Matthias II, Duke of Lorraine and Catherine of Limburg
Great-grandparents: Frederick I, Duke of Lorraine, Henry the Blind, Henry III, Duke of Limburg, and more