Kazimierz I Karol "the Restorer" , Prince of POLAND
He married Dobronegra Mariya Vladimirovna, Princess of Kiev Abt 1039 . Dobronegra Mariya Vladimirovna, Princess of Kiev was born at of Kiev, Kiev, Ukraine Abt 1011 daughter of Vladimir I "the Great" , Grand Duke of Kiev and Anna, Princess of the Byzantine Empire .
They were the parents of 5
children:
Boleslaw II "the Bold" , King of Poland
born Abt 1041.
Wladislaw I Herman, Prince of Poland
born Abt 1043.
Mieszko, Prince of Poland
born 16 May 1045.
Otton, Prince of Poland
born Abt 1046.
Swietoslawa, Princess of Poland
born Abt 1044.
Kazimierz I Karol "the Restorer" , Prince of Poland died 28 Nov 1058 .
Dobronegra Mariya Vladimirovna, Princess of Kiev died 1087 .