Euphrosyne of Masovia

Masovian noblewoman (1292–1327)

Parents

• Bolesław II of Masovia
• Kunigunde of Bohemia

Children

• Anna of Oświęcim
• Jan I the Scholastic

Siblings

• Trojden I, Duke of Masovia
• Siemowit II of Masovia
• Wenceslaus of Płock
• Anna of Mazovia

Partners

• Władysław of Oświęcim