Ptolemy III Euergetes
Berenice II Euergetis (267 or 266 BC – 221 BC; , "Berenikē Euergetes", "Berenice the Benefactress") was ruling queen of Cyrenaica from around 250 BC and queen and co-regent of Ptolemaic Egypt from 246 BC to 222 BC as the wife of Ptolemy III Euergetes.