Kazimierz I KAROL THE RESTORER, PRINCE OF
TITLE
He married Dobronegra Mariya Vladimirovna Princess of Russia, Kiev . Dobronegra Mariya Vladimirovna Princess of Russia, Kiev was born at Kiev, Kiev, Ukraine Abt 1011 daughter of Vladimir I the Great Rurik Grand Duke of Russia, Kiev Czar of RussiaStHRH and Anne Princess of the Byzantine, Czarina of Russia Hrh .
They were the parents of 5
children:
Boleslaw II the Bold King of Poland
born Abt 1041.
Wadislav I Herman Prince of Poland
born Abt 1043.
Swietoslawa Princess of Poland
born Abt 1044.
Miezko Prince of Poland
born 16 May 1045.
Otton Prince of Poland
born Abt 1046.
Kazimierz I Karol the Restorer, Prince of died 28 Nov 1058 .
Dobronegra Mariya Vladimirovna Princess of Russia, Kiev died 1087 .