Gunhild of Wenden Polish princess, daughter of Mieszko I of Poland (0901–1014) Parents Doubravka of Bohemia Mieszko I Children Świętosława Gunhilda Sveynsdottir Gyda Svendsdatter daughter Sveynsdottir Thyra Sveynsdottir Harald II of Denmark Cnut the Great Siblings Mieszko Mieszkowic Gunzelin, Margrave of Meissen Bolesław I the Brave Lambert Mieszkowic Świętopełk Mieszkowic Świętosława Vladivoj, Duke of Bohemia Sigrid the Haughty Partners Sweyn I of Denmark Eric the Victorious