Alexander IV, sometimes erroneously called Aegus in modern times, was the son of Alexander the Great and Princess Roxana of Bactria. Wikipedia
Born: Babylon
Died: 309 BC, Macedonia
Parents: Alexander the Great and Roxana
Cousins: Eurydice II of Macedon, Antipater I of Macedon, Alexander V of Macedon, and more
Grandparents: Philip II of Macedon, Olympias, and Oxyartes
Great-grandparents: Amyntas III of Macedon, Eurydice I of Macedon, and Neoptolemus I of Epirus
Uncles: Philip III of Macedon, Caranus, and Itanes