| Regierungsjahre |
Herrscher |
| Iulisch-Claudische Dynastie (27v-68n) |
|
| 27 v. - 14 n. Chr. |
Augustus |
| 14-37 |
Tiberius |
| 37-41 |
Caius Caligula |
| 41-54 |
Claudius |
| 54-68 |
Nero |
| Vierkaiserjahr |
|
| 68-69 |
Galba |
| 69 |
Otho |
| 69 |
Vitellius |
| Flavische Dynastie (69-98) |
|
| 69-79 |
Vespasian |
| 79-81 |
Titus |
| 81-96 |
Domitian |
| 96-98 |
Nerva |
| Adoptivkaiser (bis Marc Aurel) (98-193) |
|
| 98-117 |
Trajan |
| 117-138 |
Hadrian |
| 138-161 |
Antoninus Pius |
| 161-180 |
Marc Aurel |
| 161-169 |
Lucius Verus, Mitregent |
| 178-193 |
Commodus, bis 180 Mitregent |
| 193 |
Pertinax |
| 193 |
Didius Iulianus |
| Severische Dynastie (außer Macrinus) (193-235) |
|
| 193-211 |
Septimius Severus |
| 198-217 |
Caracalla, bis 211 Mitregent |
| 209-212 |
Geta, Mitregent |
| 217-218 |
Macrinus |
| 218-222 |
Elagabal |
| 222-235 |
Alexander Severus |
| Soldatenkaiser (235-284) |
|
| 235-238 |
Maximinus Thrax |
| 238 |
Gordian I. |
| 238 |
Gordian II. |
| 238 |
Pupienus und Balbinus |
| 238-244 |
Gordian III. |
| 244-249 |
Phillipus Arabs |
| 249-251 |
Decius |
| 251-253 |
Trebonianus Gallus |
| 253 |
Aemilius Aemilianus |
| 253-260 |
Valerian |
| 260-269 |
Postumus, Gall. Sonderreich |
| 268-271 |
Victorinus |
| 271-274 |
Tetricus |
| 253-268 |
Gallienus, bis 260 Mitregent |
| 268-270 |
Claudius II. |
| 270 |
Quintillus |
| 270-275 |
Aurelian |
| 275-276 |
Tacitus |
| 276 |
Forianus |
| 276-282 |
Probus |
| 282-283 |
Carus |
| 283-284 |
Numerian |
| 283-285 |
Carinus |
| Tetrarchie (284-312) |
|
| 284-305 |
Diokletian |
| 286-293 |
Carausius, Usurpator |
| 293-296 |
Allectus, Usurpator |
| 305-306 |
Constantius I. |
| 305-311 |
Galerius |
| 306 |
Severus |
| 307-310 |
Maximian |
| 308-313 |
Maximinus |
| 308-324 |
Licinius |
| Konstantinische Dynastie (306-364) |
|
| 306-337 |
Konstantin I. |
| 337-340 |
Konstantin II. |
| 337-350 |
Constans |
| 337-361 |
Constantius II. |
| 350 |
Vetranio, Usurpator |
| 350 |
Nepotianus, Usurpator |
| 350-353 |
Magnentius, Usurpator |
| 362-363 |
Iulian |
| 363-364 |
Iovian |
| Valentinianische Dynastie (364-392) |
|
| 364-375 |
Valentinian I., Westen |
| 364-378 |
Valens, Osten |
| 365-366 |
Procopius, Usurpator |
| 367-383 |
Gratian, Westen |
| 375-392 |
Valentinian II, Westen |
| Theodosianische Dynastie (379-455) |
|
| 379-395 |
Theodosius I. |
| 383-387 |
Magnus Maximus, Usurpator |
| 392-394 |
Eugenius, Usurpator |
| 383-408 |
Arcadius, Osten |
| 393-423 |
Honorius, Westen |
| 408-450 |
Theodosius II., Osten |
| 423-425 |
Johannes, Usurpator |
| 425-455 |
Valentinian III. |
| Die letzten Kaiser im Westen (455-476) |
|
| 455 |
Petronius Maximus |
| 455-456 |
Avitus |
| 457-461 |
Majoran |
| 461-465 |
Severus III. |
| 467-472 |
Anthemius |
| 472 |
Olybrius |
| 473-474 |
Glycerius |
| 474-475 |
Julius Nepos |
| 475-476 |
Romulus Augustulus |