Cleopatra VI Tryphaena ( el, Κλεοπάτρα Τρύφαινα) or Cleopatra Tryphaena II (died c. 57 BC) was a queen of Ptolemaic Egypt who ruled alongside

Berenice IV Berenice IV Epiphaneia ( grc-gre, Βερενίκη; 77–55 BC, born and died in Alexandria, Egypt) was a Greek princess and Queen of the Ptolemaic dynasty. From 58–55 BC, Berenice IV ruled Egypt during the political exile of her father Ptole ...

, who was either her sister or daughter. Although called ''Cleopatra VI Tryphaena'' by some modern historians, she may be identical with

Cleopatra V Cleopatra V ( el, Κλεοπάτρα Τρύφαινα; died or ) was a Ptolemaic Queen of Egypt. She is the only surely attested wife of Ptolemy XII. Her only known child is Berenice IV, but she was also probably the mother of Cleopatra VI ...

, the known mother of Berenice IV and wife of pharaoh

Ptolemy XII Auletes Ptolemy XII Neos Dionysus Philopator Philadelphus ( grc-gre, Πτολεμαῖος Νέος Διόνυσος Φιλοπάτωρ Φιλάδελφος, Ptolemaios Neos Dionysos Philopatōr Philadelphos; – 51 BC) was a pharaoh of the Ptolemaic ...

. Cleopatra VI was also the possible older sibling of

Cleopatra VII Cleopatra VII Philopator ( grc-gre, Κλεοπάτρα Φιλοπάτωρ}, "Cleopatra the father-beloved"; 69 BC10 August 30 BC) was Queen of the Ptolemaic Kingdom of Ancient Egypt, Egypt from 51 to 30 BC, and its last active ruler. ...

Ptolemy XIII Ptolemy XIII Theos Philopator ( grc-gre, Πτολεμαῖος Θεός Φιλοπάτωρ, ''Ptolemaĩos''; c. 62 BC – 13 January 47 BC) was Pharaoh of Egypt from 51 to 47 BC, and one of the last members of the Ptolemaic dynasty (305–30 BC ...

, and Ptolemy XIV. After co-ruling Egypt for a year, Cleopatra VI died of unknown causes in 57 BC, after which Ptolemy XII Auletes returned to Egypt with Roman military aid to overthrow his rival daughter Berenice IV in 55 BC.

Exile of Ptolemy XII Auletes and his return to Egypt

In 59 BC Julius Caesar was one of the consuls of Rome. It was believed that the annexation of Egypt was part of his own political programme, the excuse being that the king of Egypt,