Cleopatra III's uncle Ptolemy VIII of Egypt ruled together with her parents from ca 170 to 164 BC at which point he expelled Cleopatra II and Ptolemy VI of Egypt.
After the death of her father Ptolemy VI from injuries sustained when falling from his horse during the battle of Oinoparas against Alexander Balas, Cleopatra III's uncle Ptolemy VIII became the King of Egypt again [REF].