Euphemia of Hungary [SEP] father
Euphemia of Hungary
Euphemia of Hungary was a daughter of King Béla I of Hungary and his wife, Richesa (or Adelaide) of Poland (1050s – 11 April 1111). She was the wife of Duke Otto I of Olomouc. Otto married Euphemia before 1073.
Boris Kalamanos
Boris (; 1114 1154), also known as Boris Kalamanos (, ) was a claimant to the Hungarian throne in the middle of the . He was the son of Euphemia of Kiev, the second wife of Coloman the Learned, King of Hungary. After Euphemia was caught in adultery, Coloman expelled her from Hungary and never acknowledged that he was Boris's father. However, Boris, who was born in the Kievan Rus', regarded himself as the king's lawful son. He laid claim to Hungary