BCE-CE
030-014 Augustus
CE
014-037 Tiberius
037-041 Caligula
041-054 Claudius I
054-068 Nero
068-069 Galba
069-069 Otho
069-069 Vitellius
069-079 Vespasian
079-081 Titus
081-096 Domitian
096-098 Nerva
098-117 Trajan
117-138 Hadrian
138-161 Antonius Pius
161-180 Aurelius (Joint to 169)
161-169 Verus (Joint)
180-192 Commodus
193-193 Pertinax
193-193 Didius Julianus
193-211 Severus
193-194 Gaius Pescennius Niger (Rival)
193-197 Decimus Clodius Albinus (Rival)
211-217 Caracalla
211-212 Publius Septimius Antonius Geta (Joint)
217-218 Macrinus
218-222 Heliogabalus
222-235 Alexander Severus
235-238 Maximinus
238-238 Gordian I
238-238 Gordian II (Joint)
238-238 Pupienus
238-238 Balbinus
238-244 Gordian III
244-249 Philip the Arab
249-251 Decius
251-253 Gallus (Joint)
251-253 Volusianus (Joint)
253-253 Aemilianus
253-260 Valerian (Joint)
253-268 Gallienus (Joint)
260-269 Postumus (In Gaul)
260-261 Macrianus (Rival)
260-261 Titus Fulvius Quietus (Rival)
268-270 Claudius I Gothicus
269-269 Lucius Aelianus (In Gaul)
269-269 Marcus Aurelius Marius (In Gaul)
269-270 Victorinus (In Gaul)
270-270 Quintillus
270-275 Aurelian
270-274 Tetricus I (In Gaul)
274-274 Tetricus II (In Gaul)
275-276 Tacitus
276-276 Florianus
276-276 Florianus
276-282 Probus
282-283 Carus
283-285 Carinus (Joint)
283-284 Numerianus (Joint)
284-285 Diocletian (Joint – East)
286-305 Maximian (Joint – West)
305-306 Constantinus Chlorus (Joint – West)
305-311 Galerius (Joint – East)
306-308 Maximian (Rival restored – West)
306-312 Maxentius (Rival – West)
306-337 Constantine I ‘The Great’ (Joint – West)
307-324 Licinius (Joint – East)
308-313 Maximianus Daia (Joint – East)
337-340 Constantine II (Joint – West)
337-350 Constans I (Joint – West)
337-361 Constantinius II (Joint – East)
350-353 Magnentius (Rival)
360-363 Julian ‘The Apostate’ (Joint – West)
363-364 Jovian
364-375 Valentinian I (Joint – West)
364-378 Valens (Joint – East)
367-383 Gratian (Joint – West)
375-392 Valentinian II (Joint – West)
379-395 Theodosius I ‘The Great’ (Joint – East)
383-388 Magnus (Joint – West)
392-394 Eugenius (Joint – West)
