Born: 26 April 121 AD, Rome, Italy Died: 17 March 180 AD, Vindobona, Austria Co-emperor: Lucius Verus (161–169); Commodus (177–180) Parents: Marcus Annius Verus, Domitia Lucilla Marcus Aurelius, called the Philosopher, was a Roman emperor and Stoic philosopher. Marcus was the last of the rulers traditionally known as the Five Good Emperors. He is also seen as the last emperor of the Pax Romana, an age of relative peace and stability for the Empire. Less