Aeropus II of Macedon (Greek: Ἀέροπος Βʹ ὁ Μακεδών), king of Macedon, son of Perdiccas II was guardian of his nephew Orestes,
the son of Aeropus's brother Archelaus I, reigned nearly five years from 399 BC. The first four years of this time he reigned
jointly with Orestes, and the remainder alone. He was succeeded by Orestes' brother Archelaus II.