Świętosława of Poland (Czech: Svatava Polská; c. 1046–1048 – 1 September 1126) was the third wife of Duke (later King) Vratislaus II of Bohemia and the first Queen of Bohemia as of 1085.
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Origin
Świętosława was the daughter of Duke Casimir I of Poland and his wife Maria Dobroniega of Kiev. She was related to the House of Přemysl, the family of her future husband, through her great-grandmother Doubravka of Bohemia. Her brothers Boleslaus II the Bold and Ladislaus I Herman were rulers of Poland.
Marriage to Vratislaus
Vratislaus married Świętosława in 1062, one year after the death of the previous duchess, Vratislaus' second wife Adelaide of Hungary. His first wife Maria had died after the birth of their stillborn child. According to German historians, Świętosława was 15 years' old at the time of their marriage, while according to Oswald Balzer, she was aged 19 to 22.





