Hynek Berka of Dubá was a Bohemian knight and founder of the Berka of Dubá aristocracy line. In 1320 he had the Kokořín Castle built. Wikipedia
Born: 1297, Kingdom of Bohemia
Died: 1348 (age 51 years)
Children: Jindrich 'Jednooky' Berka z Dubé and Hynek z Dubé
Grandchildren: Hynek z Dubé and Hynek Berka von Düba
Parents: Hynek z Dubé