Sophia of Bavaria (1376 – 26 September 1425) was a Queen

Queen consort

A queen consort is the wife of a reigning king. A queen consort usually shares her husband's rank and holds the feminine equivalent of the king's monarchical titles. Historically, queens consort do not share the king regnant's political and military powers. Most queens in history were queens consort...

 of Bohemia

Bohemia

Bohemia is a historical region in central Europe, occupying the western two-thirds of the traditional Czech Lands. It is located in the contemporary Czech Republic with its capital in Prague...

 and the spouse of Wenceslaus

Wenceslaus, King of the Romans

Wenceslaus ) was, by election, German King from 1376 and, by inheritance, King of Bohemia from 1378. He was the third Bohemian and second German monarch of the Luxembourg dynasty...

, King of Bohemia and King of the Romans

King of the Romans

King of the Romans was the title used by the ruler of the Holy Roman Empire following his election to the office by the princes of the Kingdom of Germany...

. She was briefly regent of Bohemia after the death of Wenceslaus.
Sophia was a member of the House of Wittelsbach and was the youngest child and only daughter of John II, Duke of Bavaria

John II, Duke of Bavaria

Duke John II of Bavaria-Munich , , since 1375 Duke of Bavaria-Munich. He was the third son of Stephen II and Elizabeth of Sicily.-Family:...

 and his spouse Catherine of Gorizia

Catherine of Gorizia

Catherine of Gorizia was a daughter of Count Meinhard VI of Gorizia and his first wife Catherine of Pfannberg.In 1372, she married Duke John II of Bavaria-Munich...

. Sophia's two brothers were Ernest, Duke of Bavaria

Ernest, Duke of Bavaria

Ernest of Bavaria-Munich , , from 1397 Duke of Bavaria-Munich.-Biography:Ernest was a son of John II and ruled the duchy of Bavaria-Munich together with his brother William III....

 and William III, Duke of Bavaria

William III, Duke of Bavaria

William III , was Duke of Bavaria-Munich , together and in concord with his older brother Ernest, Duke of Bavaria....

.

Her paternal grandparents were Stephen II, Duke of Bavaria

Stephen II, Duke of Bavaria

Duke Stephen II of Bavaria , after 1347 Duke of Bavaria. He was the second son of Emperor Louis IV the Bavarian by his first wife Beatrix of Świdnica and a member of the Wittelsbach dynasty.-Biography:During the reign of Emperor Louis IV his son Stephen served as vogt of Swabia and Alsace...

 and his first wife Elisabetta of Sicily

Elisabeth of Sicily (1310–1349)

Elisabeth of Sicily was a daughter of Frederick III of Sicily and Eleanor of Anjou. Her siblings included: Peter II of Sicily and Manfred of Athens. She is also known as Isabel of Aragon....

, daughter of Frederick III of Sicily

Frederick III of Sicily

Frederick II was the regent and subsequently King of Sicily from 1295 until his death. He was the third son of Peter III of Aragon and served in the War of the Sicilian Vespers on behalf of his father and brothers, Alfonso and James...

 and Eleanor of Anjou

Eleanor of Anjou

Eleanor of Naples was the Queen consort of Frederick III of Sicily. She was a member of the Capetian House of Anjou by birth.-Family:She was the third daughter of Charles II of Naples and Mary of Hungary....

.