Birth of Ceionia Fabia to Lucius Aelius and Avidia. She would be bethrothed to Marcus Aurelius, but did not marry him.
Antoninus Pius grants Marcus Aurelius the title of Caesar, officially recognizing him as heir to the throne.
The marriage of Marcus Aurelius to Faustina the Younger, Antoninus‘ daughter, solidifies the family ties and succession plan.
December 1
Birth of first child Domitia Faustina to Faustina the Younger and Marcus Aurelius. Faustina the Younger is elevated to Augusta.
March 7
Birth of Lucilla to Faustina the Younger and Marcus Aurelius.
Birth of Annia Galeria Aurelia Faustina to Faustina the Younger and Marcus Aurelius.
Birth of Annia Aurelia Fadilla to Faustina the Younger and Marcus Aurelius.
Birth of Annia Cornificia Faustina Minor to Faustina the Younger and Marcus Aurelius.
March 7
Antoninus Pius dies of illness at the age of 74 at his villa in Lorium, near Rome. He had reigned for 23 years, one of the longest and most stable reigns of any Roman emperor. He is succeeded jointly by Marcus Aurelius and Lucius Verus. Faustina the Younger becomes Empress.
August 31
Commodus born as Lucius Aelius Aurelius Commodus to Marcus Aurelius and Faustina the Younger in Lanuvium.
Galen arrives in Rome. He soon serves as primary doctor to Marcus Aurelius, and then for most of the life of Commodus.
Birth of Marcus Annius Verus Caesar to Faustina the Younger and Marcus Aurelius.
September 10
Death of Marcus Annius Verus Caesar, son of Faustina the Younger and Marcus Aurelius, due to complications while trying to remove a tumor under his ear.
Birth of Vibia Aurelia Sabina to Faustina the Younger and Marcus Aurelius.
October 15
Commodus given the title Germanicus at Carnuntum, during the Marcomannic Wars headed by Marcus Aurelius.
On hearing that Marcus Aurelius is ill, Avidius Cassius declares himself emperor in Syria. He is defeated and killed. Clodius Albinus serves with distinction in the campaign. Rumors abound that she is encouraged by Faustina the Younger, who sought his protection because he son Commodus is still young.
December
Faustina the Younger dies in a military camp in Cappadocia of unknown causes. Marcus Aurelius publicly grieves for her.
Emperor Marcus Aurelius visits Alexandria and addresses the city’s citizens during his reign.
September
Marcus Aurelius and Commodus are initiated into the Eleusinian Mysteries.
November
Marcus Aurelius and Commodus return to Rome from their campaign against Cassius.
December 23
Marcus Aurelius and Commodus celebrate a joint triumph.
Marcus Aurelius and Commodus head to the Danubian front again.
March 17
Death of Marcus Aurelius. Commodus becomes Emperor.