The year 576 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 178 Ab urbe condita . The denomination 576 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

• Cyrus the Great, founder of the Persian Empire (or 600 BC)

• Aeropus I, king of Macedon