| A | B |
|---|
| Augustus | 1st Julio-Claudian Emperor |
| Tiberius | 2nd Julio-Claudian Emperor |
| Caligula | 3rd Julio-Claudian Emperor |
| Claudius | 4th Julio-Claudian Emperor |
| Nero | 5th Julio-Claudian Emperor |
| Galba | 1st Year of Four Emperors |
| Otho | 2nd Year of Four Emperors |
| Vitellius | 3rd Year of Four Emperors |
| Vespasian | 1st Flavian Emperor |
| Titus | 2nd Flavian Emperor |
| Domitian | 3rd Flavian Emperor |
| Nerva | 1st Five Good Emperors |
| Trajan | 2nd Five Good Emperors |
| Hadrian | 3rd Five Good Emperors |
| Antoninus Pius | 4th Five Good Emperors |
| Marcus Aurelius | 5th Five Good Emperors |
| Lucius Verus | co-ruled with Marcus Aurelius |
| Commodus | Antonine Dynasty |
