An atlas of imperial Rome

Roman emperors.
Remarkable lives.

From Augustus to Constantine, meet ten emperors who shaped the Roman world.

Explore the timeline
27 BC AD 337
Ancient marble portrait of Augustus, first Roman emperor
Augustus The beginning of an empire

Ten lives, in chronological order

The imperial timeline

A selection of influential rulers, from the first emperor to Constantine. Co-rule and rival claimants mean reigns can overlap.

  1. 27 BC 14 AD

    Julio-Claudian

    Augustus

    First Roman Emperor who transformed the Republic into the Empire. His reign inaugurated an era of relative peace known as the Pax Romana.

  2. 14 AD 37 AD

    Julio-Claudian

    Tiberius

    Second Roman Emperor and stepson of Augustus. Known for his military prowess but became increasingly reclusive in his later years.

  3. 54 AD 68 AD

    Julio-Claudian

    Nero

    Infamous emperor known for his tyrannical rule and persecution of Christians. His reign ended the Julio-Claudian dynasty.

  4. 69 AD 79 AD

    Flavian

    Vespasian

    Founded the Flavian dynasty and restored stability after the Year of Four Emperors. Known for his fiscal reforms and building projects.

  5. 98 AD 117 AD

    Nerva-Antonine

    Trajan

    Considered one of the Five Good Emperors. Under his rule, the Roman Empire reached its greatest territorial extent.

  6. 117 AD 138 AD

    Nerva-Antonine

    Hadrian

    Known for consolidating the empire and building Hadrian's Wall. A philhellene who promoted Greek culture throughout the empire.

  7. 161 AD 180 AD

    Nerva-Antonine

    Marcus Aurelius

    Philosopher-emperor and Stoic. Last of the Five Good Emperors. Wrote the famous philosophical work 'Meditations'.

  8. 180 AD 192 AD

    Nerva-Antonine

    Commodus

    Erratic emperor who believed himself to be Hercules reborn. His assassination ended the Nerva-Antonine dynasty.

  9. 193 AD 211 AD

    Severan

    Septimius Severus

    Founded the Severan dynasty after winning the civil wars. First emperor of African origin, strengthened the military.

  10. 306 AD 337 AD

    Constantinian

    Constantine I

    First Christian Roman Emperor. Founded Constantinople and issued the Edict of Milan, granting religious tolerance.