Richeza of Poland, queen of León (b. c. 1140)
Richeza of Poland (also known as of Silesia) (Polish: Ryksa Polska or Śląska) (c. 1140 – 16 June 1185) was a Polish noblewoman of the House of Piast in the Silesian branch. By her marriages she was Queen consort of León and Castile, Countess of Provence, and Countess of Eberstein.
Richeza was the third child and only daughter of Władysław II the Exile, the High Duke of Poland and ruler of Silesia, by his wife Agnes of Babenberg, daughter of Margrave Leopold III of Austria and half-sister of King Conrad III of Germany.