According to some historians, he was the bastard of Alexander the Good, by an unknown mother. On the contrary, according to the others, he was the brother of Alexander the Good. Bogdan II was the father of the Stephen the Great.
According to some scholars, he was the illegitimate son of Alexander the Virtuous, by an unknown mother. Conversely, others claim that he was the sibling of Alexander the Virtuous. Bogdan II was the father of Stephen the Great.