Gordian Dynasty

Principate

• Julio-Claudian Dynasty (27 BC - AD 68)
• Year of the Four Emperors (AD 68-69)
• Flavian Dynasty (AD 69-96)
• Nerva-Antonine Dynasty (AD 96-192)
• Year of the Five Emperors (AD 192-193)
• Severan Dynasty (AD 193-235)

Crisis of the Third Century

• Barracks Emperors (AD 235–284)
• Gordian Dynasty (AD 238–244)
• Valerian Dynasty (AD 253-261)
• Gallic Emperors (AD 260-274)
• Illyrian Emperors (AD 268–284)
• Caran Dynasty
• Britannic Emperors (AD 286–297)

Dominate

• Tetrarchy (AD 293-313)
• Constantinian Dynasty (AD 305–363)
• Valentinian Dynasty (AD 364–392)
• Theodosian Dynasty (AD 378–455)

Division

Western Roman Emperors (AD 395–476)

Eastern Roman Emperors (AD 395–1453)

Successors

• Barbarian Kings of Italy
• Latin Emperors
• Holy Roman Emperors