Berenice IV of Egypt

Berenice IV, daughter of Ptolemy XII of Egypt and probably Cleopatra V of Egypt Tryphaena, sister of Cleopatra VI of Egypt Tryphaena, the famous Cleopatra VII (loved by Julius Caesar and Mark Antony). Berenice dethroned her father in 56 BC and became co-regent with her mother. They ruled Egypt for a year, until Ptolemy XII returned from exile and murdered Berenice.