Answer:
Caesarion
Explanation:
Caesarion was the eldest son of Cleopatra and the only known biological son of Julius Caesar, after whom he was named.
He was the last pharaoh of ancient Egypt, reigning with his mother Cleopatra from 44 BC until her death by 30 BC, then as sole ruler until his death was ordered by Octavian (who would become the first Roman emperor as Augustus).
