Tags: Monarch.
Ptolemy IV Philopator (Greek: Πτολεμαῖος Φιλοπάτωρ Ptolemaĩos Philopátōr reigned 221–205 BCE) son of Ptolemy III and Berenice II of Egypt was the fourth Pharaoh of Ptolemaic Egypt. Under the reign of Ptolemy IV the decline of the Ptolemaic kingdom began.