Crisis of the Third Century
AD 235–285
- Maximinus I — AD 235–238
- Gordian I — AD 238
- Gordian II — AD 238
- Pupienus — AD 238
- Balbinus — AD 238
- Gordian III — AD 238–244
- Philip I — AD 244–249
- Philip II — AD 244–249
- Trajan Decius — AD 249–251
- Herennius Etruscus — AD 249–251
- Hostilian — AD 251
- Trebonianus Gallus — AD 251–253
- Volusian — AD 251–253
- Aemilian — AD 253
- Valerian I — AD 253–260
- Gallienus — AD 253–260 (joint); AD 260–268 (sole)
- Salonina — AD 253–268
- Claudius II — AD 268–270
- Quintillus — AD 270
- Aurelian — AD 270–275
- Severina — AD 270–275
- Tacitus — AD 275–276
- Florian — AD 276
- Probus — AD 276–282
- Carus — AD 282–283
- Numerian — AD 282–284
- Carinus — AD 282–285
- Postumus — AD 260–269