Did you mean: Jan IN the Scholastic
Jan I the Scholastic
Member of the Silesian Piasts
Jan I the Scholastic, was a Duke of Oświęcim from 1324 until his death.
He was the eldest child and only son of Duke Władysław of Oświęcim by his wife Euphrosyne, daughter of Duke Boleslaus II of Masovia. Wikipedia
Died: September 29, 1372
Children: Jan II of Oświęcim
Grandchildren: Jan III of Oświęcim, Katharina of Oświęcim, Půta II of Častolovice, and more
Great grandchild: Půta III of Častolovice
Parents: Władysław of Oświęcim and Euphrosyne of Masovia