In the research author studies Anna of Rus’ life and activity. She was the queen of France and the daughter of the Grand Prince Yaroslav Mudriy (Yaroslav the Wise) of Kyiv. Author has a shot at reconstruction of her biography on the ground of historical sources. The complex analysis of medieval historical reports about Anna Yaroslavna is made. Special attention is inverted on a complex of the literature, which earlier was not investigated or was ignored. The attempt of historical image’s demythologization is made. Author gives Latin medieval historical testimonies and fragments of French historical studies in Ukrainian translation.