Gaudemunda of Lithuania

Who was Gaudemunda of Lithuania?

Gaudemunda Sophia, Princess of Lithuania was a daughter of Traidenis, Grand Duke of Lithuania. In 1279 she married Duke of Masovia Bolesław II of the Piast dynasty. He was the son of Ziemowit I, Prince of Masovia, and Pereyaslava, daughter of Daniel of Galicia of the Rurik Dynasty.

Her husband united the Duchy of Masovia and then divided it between their sons, who were:

Siemowit II

Received the Duchy of Rawa

Trojden I

Received the Duchy of Czersk and Warsaw

Married his cousin Maria, daughter of George I of Halych

Great-grandfather of Cymburgis of Masovia

Wenceslaus

Received the Duchy of Płock