List Of Roman Emperors

Note that in the list below Julius Caesar is not mentioned as an Emperor, as conventionally he is not considered as such. For a more in-depth discussion of whether or not Julius Caesar might have been considered as the first Emperor, see Roman Emperor .

For the worship of the Roman Emperor as a God , see '' Imperial Cult ''.

''For a simplified list see: Concise List Of Roman Emperors ''

''italics:'' claimant who cannot be considered to have ruled, or who held power over part of the empire only

bold: nickname by which the individual is commonly known

THE PRINCIPATE

Julio-Claudian Dynasty

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
16 January 27 BC to 19 August AD 14	Augustus	GAIVS OCTAVIVS GAIVS IVLIVS CAESAR OCTAVIANVS IMPERATOR CAESAR DIVI FILIVS	IMPERATOR CAESAR DIVI FILIVS AVGVSTVS	12 BC: Pontifex Maximus
19 August 14 to 16 March 37	Tiberius	TIBERIVS CLAVDIVS NERO TIBERIVS IVLIVS CAESAR	TIBERIVS CAESAR AVGVSTVS	AD 15 : Pontifex Maximus
18 March 37 to 24 January 41	Caligula	GAIVS IVLIVS CAESAR GERMANICVS GAIVS CAESAR AVGVSTVS GERMANICVS '' CALIGVLA ''	GAIVS CAESAR AVGVSTVS GERMANICVS	Nickname ''Caligula'', ''(Little-boots)''; AD37: Pontifex Maximus, Pater Patriae; Assassinated
24 January 41 to 13 October 54	Claudius	TIBERIVS CLAVDIVS DRVSVS TIBERIVS CLAVDIVS DRVSVS NERO GERMANICVS	TIBERIVS CLAVDIVS CAESAR AVGVSTVS GERMANICVS PONTIFEX MAXIMVS	AD 42 : Pater Patriae; Assassinated by poisoning
October 54 to 11 June 68	Nero	LVCIVS DOMITIVS AHENOBARBVS NERO CLAVDIVS CAESAR DRVSVS GERMANICVS	NERO CLAVDIVS CAESAR AVGVSTVS GERMANICVS	AD55: Pontifex Maximus; ''later'' Pater Patriae; Committed suicide

Year Of The Four Emperors

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
8 June 68 to 15 January 69	Galba	SERVIVS SVLPICIVS GALBA	SERVIVS GALBA IMPERATOR CAESAR AVGVSTVS	Murdered by
15 January 69 to 16 April 69	Otho	MARCVS SALVIVS OTHO	IMPERATOR MARCVS OTHO CAESAR AVGVSTVS	Committed suicide; ''see:'' Year Of The Four Emperors
2 January 69 to 20 December 69	Vitellius	AVLVS VITELLIVS	AVLVS VITELLIVS GERMANICVS IMPERATOR AVGVSTVS	Co-emperor; murdered in the Forum; ''see:'' Year Of The Four Emperors

Flavian Dynasty

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
1 July 69 to 24 June 79	Vespasian	TITVS FLAVIVS VESPASIANVS	IMPERATOR VESPASIANVS CAESAR AVGVSTVS	AD
24 June 79 to 13 September 81	Titus	TITVS FLAVIVS VESPASIANVS TITVS CAESAR VESPASIANVS	IMPERATOR TITVS CAESAR VESPASIANVS AVGVSTVS	AD 70 : Pontifex Maximus Pater Patriae
24 June 79 to 13 September 81	Titus	TITVS FLAVIVS VESPASIANVS TITVS CAESAR VESPASIANVS	''from August 69 '' IMPERATOR TITVS CAESAR VESPASIANVS AVGVSTVS	AD 70 : Pontifex Maximus Pater Patriae
14 September 81 to 18 September 96	Domitian	TITVS FLAVIVS DOMITIANVS CAESAR DOMITIANVS	IMPERATOR CAESAR DOMITIANVS AVGVSTVS , PONTIFEX MAXIMVS PATER PATRIAE	''late''AD 83 : Germanicus; assassinated

The Five Good Emperors

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
18 September 96 to 27 January 98	Nerva	MARCVS COCCEIVS NERVA	IMPERATOR NERVA CAESAR AVGVSTVS , PATER PATRIAE
28 January 98 to 7 August 117	Trajan	MARCVS VLPIVS TRAIANVS MARCVS VLPIVS NERVA TRAIANVS GERMANICVS	IMPERATOR CAESAR DIVI NERVAE FILIVS NERVA TRAIANVS GERMANICVS AVGVSTVS	AD: Optimus
11 August 117 to 10 July 138	Hadrian	PVBLIVS AELIVS HADRIANVS PVBLIVS AELIVS TRAIANVS HADRIANVS	IMPERATOR CAESAR TRAIANVS HADRIANVS AVGVSTVS PONTIFEX MAXIMVS
10 July 138 to 7 March 161	Antoninus Pius	TITVS AVRELIVS FVLVVS BOIONIVS ARRIVS ANTONINVS IMPERATOR TITVS AELIVS CAESAR ANTONINVS	IMPERATOR CAESAR TITVS AELIVS HADRIANVS ANTONINVS AVGVSTVS PONTIFEX MAXIMVS	''post'': Pater Patriae
'' 143 ''	Antoninus Pius			Acclaimed emperor a second time
7 March 161 to 17 March 180	Marcus Aurelius	MARCVS ANNIVS VERVS AVRELIVS CAESAR AVGVSTI PII FILIVS	IMPERATOR CAESAR MARCVS AVRELIVS ANTONINVS AVGVSTVS PONTIFEX MAXIMVS	co-emperor with : Sarmaticus
7 March 161 to March 169	Lucius Verus	LVCIVS CEIONIVS COMMODVS LVCIVS AELIVS AVRELIVS COMMODVS	IMPERATOR CAESAR LVCIVS AVRELIVS '''VERVS''' AVGVSTVS	Co-emperor with : Medicus, Pater Patriae
175	'' Avidius Cassius ''	''GAIVS AVIDIVS CASSIVS''		Usurper; proclaimed emperor: ruled in Egypt and Syria; murdered by a centurion
177 to 31 December 192	Commodus	LVCIVS AVRELIVS COMMODVS ANTONINVS LVCIVS AVRELIVS COMMODVS CAESAR ANTONINVS	IMPERATOR CAESAR LVCIVS AVRELIVS COMMODVS AVGVSTVS PATER PATRIAE	Co-emperor with Marcus Aurelius to 17 March 180 ; Murdered: strangled by a wrestler
''from 180 ''	Commodus		IMPERATOR CAESAR LVCIVS AVRELIVS COMMODVS ANTONINVS AVGVSTVS PONTIFEX MAXIMVS PATER PATRIAE	Sole emperor

Severan Dynasty

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
1 January 193 to 28 March 193	Pertinax	PVBLIVS HELVIVS PERTINAX	IMPERATOR CAESAR PVBLIVS HELVIVS PERTINAX AVGVSTVS	recognized as emperor by Septimius Severus ; murdered by soldiers on the Palatine
28 March 193 to 1 June 193	Didius Julianus	MARCVS DIDIVS SEVERVS '''IVLIANVS'''	IMPERATOR CAESAR MARCVS DIDIVS SEVERVS '''IVLIANVS''' AVGVSTVS	Sentenced to death by the Senate; murdered on the Palatine
9 April 193 to 4 February 211	Septimius Severus	LVCIVS SEPTIMVS SEVERVS	IMPERATOR CAESAR LVCIVS SEPTIMVS SEVERVS PERTINAX AVGVSTVS PROCONSVL	/ 210 : Britannicus Maximus
193 to 194 / 195	'' Pescennius Niger ''	''GAIVS PESCENNIVS NIGER''		Claimant: emperor in Syria
193 / 195 to 197	'' Clodius Albinus ''	''DECIMVS CLODIVS SEPTIMIVS ALBINVS''		Claimant: emperor in Britain
198 to 4 April 217	Caracalla	LVCIVS SEPTIMIVS BASSIANVS '' CARACALLA ''	IMPERATOR CAESAR MARCVS AVRELIVS SEVERVS '''ANTONINVS''' PIVS AVGVSTVS	/ 210 : Britannicus Maximus
4 February 211 to 8 February 217	Caracalla	LVCIVS SEPTIMIVS BASSIANVS '' CARACALLA ''	IMPERATOR CAESAR MARCVS AVRELIVS ANTONINVS AVGVSTVS PATER PATRIAE BRITANNICVS MAXIMVS PROCONSVL
209 to 4 February 211	Geta	PVBLIVS SEPTIMVS GETA		Murdered by Caracalla
4 February 211 to December 211	Geta	PVBLIVS SEPTIMVS GETA	IMPERATOR CAESAR PVBLIVS SEPTIMIVS GETA AVGVSTVS	Murdered by Caracalla
11 April 217 to June 218	Macrinus	MARCVS OPELLIVS MACRINVS	IMPERATOR MARCVS OPELLIVS SEVERVS MACRINVS AVGVSTVS PIVS FELIX PROCONSVL	''?''June 217 : Pater Patriae; Pontifex Maximus; Executed
May 217 to June 218	Diadumenian	MARCVS OPELLIVS DIADVMENIANVS	IMPERATOR MARCVS OPELLIVS ANTONINVS DIADVMENIANVS CAESAR SEVERVS	Executed
June 218 to 222	Elagabalus	VARIVS AVITVS BASSIANVS MARCVS AVRELIVS ANTONINVS '' ELAGABALVS ''	IMPERATOR MARCVS AVRELIVS ANTONINVS PIVS FELIX AVGVSTVS PROCONSVL	July : Sacerdos Amplissimus Dei Invicti Solis Elagabali Assassinated
13 March 222 to ''?''March 235	Alexander Severus	BASSIANVS ALEXIANVS	IMPERATOR CAESAR MARCVS AVRELIVS SEVERVS ALEXANDER PIVS FELIX AVGVSTVS	Pontifex Maximus Assassinated

CRISIS OF THE THIRD CENTURY

Emperors During The Height Of The Crisis

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
February/March 235 to March/April 238	Maximinus Thrax	GAIVS IVLIVS VERVS MAXIMINVS THRAX	IMPERATOR CAESAR GAIVS JVLIVS VERVS MAXIMINVS PIVS FELIX INVICTVS AVGVSTVS	Murdered by troops
''early''January/March 238 to ''late''January/April 238	Gordian I	MARCVS ANTONIVS GORDIANVS	IMPERATOR CAESAR MARCVS ANTONIVS GORDIANVS SEMPRONIANVS AFRICANVS	Committed suicide
''early''January March 238 to ''late''January/April 238	Gordian II	NARCYS ANTONIVS GORDIANVS	IMPERATOR CAESAR MARCVS ANTONIVS GORDIANVS SEMPRONIANVS AFRICANVS	Killed in battle
''early''February 238 to ''early''May 238	Pupienus Maximus	MARCVS CLODIVS PVPIENVS MAXIMVS	IMPERATOR CAESAR MARCVS CLODIVS PVPIENVS MAXIMVS AVGVSTVS	Murdered by the Praetorians
''early''February 238 to ''early''May 238	Balbinus	DECIMVS CAELIVS ANTONIVS BALBINVS DECIMVS CAELIVS CALVINVS BALBINVS		Murdered by the Praetorians
May 238 to February 244	Gordian III	MARCVS ANTONIVS GORDIANVS MARCVS ANTONIVS GORDIANVS PIVS	IMPERATOR CAESAR MARCVS ANTONIVS GORDIANVS PIVS FELIX AVGVSTVS	Murdered
240	'' Sabinianus ''			Proclaimed himself emperor; defeated in battle
February 244 to September/October 249	Philip The Arab	MARCVS IVLIVS PHILLIPVS	IMPERATOR CAESAR MARCVS IVLIVS PHILLIPVS PIVS FELIX INVICTVS AVGVSTVS	Killed in battle by Decius
248	'' Pacatianus ''	'' TIBERIVS CLAVDIVS MARINVS PACATIANVS ''		Proclaimed himself emperor; murdered by his own soldiers
248	'' Jotapian ''	'' MARCVS FVLVIVS RVFVS IOTAPIANVS ''		Claimant
248	'' Silbannacus ''			Usurper
249 to June 251	Decius	GAIVS MESSIVS QVINTVS TRAIANVS DECIVS	IMPERATOR CAESAR GAIVS MESSIVS QVINTVS TRAIANVS DECIVS PIVS FELIX INVICTVS AVGVSTVS	Killed in battle
249 to 252	'' Priscus ''	'' GAIVS IVLIVS PRISCVS ''		Proclaimed himself emperor in the Eastern provinces
250	'' Licinianus ''	'' IVLIVS VALENS LICINIANVS ''		Claimant
''early'' 251 to 1 July 251	Herennius Etruscus	QVINTVS HERENNIVS ETRVSCVS MESSIVS DECIVS	IMPERATOR CAESAR QVINTVS HERENNIVS ETRVSCVS MESSIVS DECIVS AVGVSTVS	Killed in battle
251	Hostilian	CAIVS VALENS HOSTILIANVS MESSIVS QVINTVS	IMPERATOR CAESAR CAIVS VALENS HOSTILIANVS MESSIVS QVINTVS AVGVSTVS	Co-emperor with Gallus , died of the plague
June 251 to August 253	Gallus	GAIVS VIBIVS TREBONIANVS GALLVS	IMPERATOR CAESAR GAIVS VIBIVS TREBONIANVS GALLVS PIVS FELIX INVICTVS AVGVSTVS	Murdered by his own soldiers
July 251 to August 253	Volusianus	GAIVS VIBIVS VOLVSIANVS	IMPERATOR CAESAR GAIVS VIBIVS AFINIVS GALLVS VELDVMNIANVS VOLVSIANVS AVGVSTVS	Son and co-ruler of Trebonianus Gallus. Murdered by his own soldiers
August 253 to October 253	Aemilian	MARCVS AEMILIVS AEMILIANVS	IMPERATOR CAESAR MARCVS AEMILIVS AEMILIANVS PIVS FELIX INVICTVS AVGVSTVS	Murdered by his own soldiers
253 to June 260	Valerian	PVBLIVS LICINIVS VALERIANVS	IMPERATOR CAESAR PVBLIVS LICINIVS VALERIANVS PIVS FELIX INVICTVS AVGVSTVS	Co-emperor with Gallienus ; captured by Persians : died in captivity
253 to September 268	Gallienus	PVBLIVS LICINIVS EGNATIVS GALLIENVS	IMPERATOR CAESAR PVBLIVS LICINIVS EGNATIVS GALLIENVS PIVS FELIX INVICTVS AVGVSTVS	Co-emperor with Valerian 253 to 260 ; murdered
260	Saloninus	PVBLIVS LICINIVS CORNELIVS SALONINVS	IMPERATOR CAESAR CORNELIVS LICINIVS SALONINVS VALERIANVS PIVS FELIX INVICTVS AVGVSTVS	Co-emperor with Gallienus ; murdered
258 or June 260	'' Ingenuus ''			Proclaimed himself emperor
260	'' Regalianus ''			Proclaimed emperor
260 to 261	'' Macrianus Major ''	'' FVLVIVS MACRIANVS ''		Proclaimed emperor; defeated and killed in battle
260 to 261	'' Macrianus Minor ''	'' TITVS FVLVIVS IVNIVS MACRIANVS ''		Proclaimed emperor; defeated and killed in battle
260 to 261	'' Quietus ''	'' TITVS FVLVIVS IVNIVS QVIETVS ''		Claimant
261 to 261 or 262	'' Mussius Aemilianus ''	'' LVCIVS MVSSIVS AEMILIANVS ''		Proclaimed emperor
268 to 268	'' Aureolus ''			Proclaimed himself emperor; surrendered to Claudius II Gothicus

Gallic Empire 260 to 274

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
260 to 269	Postumus	MARCVS CASSIANIVS LATINIVS POSTVMVS	IMPERATOR CAESAR MARCVS CASSIANVS LATINIVS POSTVMVS PIVS FELIX INVICTVS AVGVSTVS
269	'' Laelianus ''	'' VLPIVS CORNELIVS LAELIANVS ''	'' IMPERATOR CAESAR GAIVS VLPIVS CORNELIVS LAELIANVS PIVS FELIX AVGVSTVS ''	Proclaimed himself emperor of the Gallic Empire
269	Marius	MARCVS AVRELIVS MARIVS	IMPERATOR CAESAR MARCVS AVRELIVS MARIVS PIVS FELIX AVGVSTVS
269 to 271	Victorinus	MARCVS PIAVONIVS VICTORINVS	IMPERATOR CAESAR MARCVS PIAVONIVS VICTORINVS PIVS FELIX INVICTVS AVGVSTVS
270 to 271	'' Domitianus ''			Proclaimed emperor of the Gallic Empire
271 to 274	Tetricus I	CAIVS PIVS ESVVIVS TETRICVS	IMPERATOR CAESAR GAIVS PIVS ESVVIVS TETRICVS FELIX INVICTVS AVGVSTVS

Illyrian Emperors

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
268 to August 270	Claudius II Gothicus	MARCVS AVRELIVS VALERIVS CLAVDIVS	IMPERATOR CAESAR MARCVS AVRELIVS CLAVDIVS PIVS FELIX INVICTVS AVGVSTVS	Died of plague
August 270 to September 270	Quintillus	MARCVS AVRELIVS QVINTILLVS	IMPERATOR CAESAR MARCVS AVRELIVS CLAVDIVS QVINTILLVS INVICTVS PIVS FELIX AVGVSTVS	Briefly Co-emperor with Aurelian ; committed suicide
August 270 to 275	Aurelian	LVCIVS DOMITIVS AVRELIANVS	IMPERATOR CAESAR LVCIVS DOMITIVS AVRELIANVS PIVS FELIX INVICTVS AVGVSTVS	Murdered by the Praetorian Guard
271	'' Septimius ''			Proclaimed emperor in Dalmatia ; killed by his own soldiers
November/December 275 to July 276	Tacitus	MARCVS CLAVDIVS TACITVS	IMPERATOR CAESAR MARCVS CLAVDIVS TACITVS PIVS FELIX AVGVSTVS	Murdered
July 276 to September 276	Florianus	MARCVS ANNIVS FLORIANVS PIVS	IMPERATOR CAESAR MARCVS ANNIVS FLORIANVS PIVS FELIX AVGVSTVS	Murdered
July 276 to ''late''September 282	Probus	MARCVS AVRELIVS EQVITIVS PROBVS	IMPERATOR CAESAR MARCVS AVRELIVS PROBVS PIVS FELIX INVICTVS AVGVSTVS	Murdered by his own soldiers
280	'' Saturninus ''	'' IVLIVS SATVRNINVS ''		Claimant: forced by his soldiers; proclaimed himself emperor; killed by his soldiers
280	'' Proculus ''			Claimant: acceding to the request of the people of Lugdunum ; killed by Probus
280	'' Bonosus ''	'' GALLVS QVINTVS BONOSVS ''		Proclaimed himself emperor; defeated by Probus and committed suicide
September 282 to July/August 283	Carus	MARCVS AVRELIVS NVMERIVS CARVS	IMPERATOR CAESAR MARCVS AVRELIVS CARVS PIVS FELIX INVICTVS AVGVSTVS	Uncertain cause of death; Disease , Lightning injury, a Wound received in battle against the Huns and Murder by the Praetorian Guard have all been suggested
spring 283 to summer 285	Carinus	MARCVS AVRELIVS CARINVS	IMPERATOR CAESAR MARCVS AVRELIVS CARINVS PIVS FELIX INVICTVS AVGVSTVS	Co-emperor with Numerian ; Murdered
July/August 283 to November 284	Numerian	MARCVS AVRELIVS NVMERIVS NVMERIANVS	IMPERATOR CAESAR MARCVS AVRELIVS NVMERIANVS PIVS FELIX AVGVSTVS	Co-emperor with Carinus

DOMINATE

Tetrarchy and Constantinian Dynasty

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
20 November 284 to 1 May 305	Diocletian	DIOCLES ''(full name not known)'' GAIVS AVRELIVS VALERIVS '''DIOCLETIANVS''' IOVIVS	IMPERATOR CAESAR GAIVS AVRELIVS VALERIVS DIOCLETIANVS PIVS FELIX INVICTVS AVGVSTVS PONTIFEX MAXIMVS PATER PATRIAE PROCONSVL	Co-emperor with : Armenicus Maximus, Medicus Maximus, Adiabenicus Maximus Abdicated
1 April 286 to 1 May 305	Maximian	MAXIMIANVS ''(full name not known)'' MARCVS AVRELIVS VALERIVS '''MAXIMIANVS''' HERCVLIVS	IMPERATOR CAESAR GAIVS AVRELIVS VALERIVS MAXIMIANVS PIVS FELIX INVICTVS AVGVSTVS	co-emperor with : Armenicus Maximus, Medicus Maximus, Adiabenicus Maximus; Forced to abdicate
1 May 305 to 25 July 306	Constantius I Chlorus	FLAVIVS VALERIVS CONSTANTIVS ''''' CHLORVS '''''	IMPERATOR CAESAR GAIVS FLAVIVS VALERIVS CONSTANTIVS AVGVSTVS
1 May 305 to May 311	Galerius	CAIVS GALERIVS VALERIVS MAXIMIANVS	IMPERATOR CAESAR GALERIVS VALERIVS MAXIMIANVS PIVS FELIX INVICTVS AVGVSTVS	co-emperor with Severus II
August 306 to 16 September 307	Severus II	FLAVIVS VALERIVS SEVERVS	IMPERATOR SEVERVS PIVS FELIX AVGVSTVS	co-emperor with Galerius
28 October 306 to 28 October 312	Maxentius	MARCVS AVRELIVS VALERIVS MAXENTIVS	MARCVS AVRELIVS VALERIVS MAXENTIVS PIVS FELIX INVICTVS AVGVSTVS	Drowned on order of Constantine I The Great
307 to 308	Maximian	MAXIMIANVS ''(full name not known)'' MARCVS AVRELIVS VALERIVS '''MAXIMIANVS''' HERCVLIVS	IMPERATOR CAESAR GAIVS AVRELIVS VALERIVS MAXIMIANVS PIVS FELIX INVICTVS AVGVSTVS PONTIFEX MAXIMVS HERCVLIVS GERMANICVS MAXIMVS SARMATICVS MAXIMVS IOVIVS GERMANICVS MAXIMVS PERSICVS MAXIMVS BRITANNICVS MAXIMVS CARPICVS MAXIMVS ARMENICVS MAXIMVS MEDICVS MAXIMVS ADIABENICVS MAXIMVS	Abdicated
307 to 22 May 337	Constantine I The Great	GAIVS FLAVIVS VALERIVS CONSTANTINVS	IMPERATOR CAESAR FLAVIVS CONSTANTINVS PIVS FELIX INVICTVS AVGVSTVS PONTIFEX MAXIMVS PATER PATRIAE PROCONSVL	:Dacicus Maximus
308	'' Domitius Alexander ''	'' LVCIVS DOMITIVS ALEXANDER ''		Proclaimed himself emperor
11 November 308 to 18 September 324	Licinius	VALERIVS LICINIANVS LICINIVS	IMPERATOR CAESAR GAIVS VALERIVS LICINIVS PIVS FELIX INVICTVS AVGVSTVS	Co-emperor; abdicated; (executed early 325 )
1 May 310 to July/August 313	Maximinus Daia	DAIA '''MAXIMINVS''' GAIVS GALERIVS VALERIVS	IMPERATOR CAESAR GALERIVS VALERIVS MAXIMINVS PIVS FELIX AVGVSTVS	Co-emperor; committed suicide
December 316 to 1 March 317	Valerius Valens	AVRELIVS VALERIVS VALENS	IMPERATOR CAESAR AVRELIVS VALERIVS VALENS PIVS FELIX INVICTVS AVGVSTVS	Co-emperor with Licinius ; executed by Constantine I
July to 18 September 324	Martinianus	SEXTVS MARCIVS MARTINIANVS	IMPERATOR CAESAR SEXTVS MARCIVS MARTINIANVS PIVS FELIX INVICTVS AVGVSTVS	Co-emperor with Licinius ; executed early 325
337 to 340	Constantine II	FLAVIVS CLAVDIVS CONSTANTINVS	IMPERATOR CAESAR FLAVIVS VALERIVS CONSTANTINVS AVGVSTVS	Co-emperor; killed in battle
337 to 361	Constantius II	FLAVIVS IVLIVS CONSTANTIVS	IMPERATOR CAESAR FLAVIVS IVLIVS CONSTANTIVS AVGVSTVS	Co-emperor
337 to 350	Constans	FLAVIVS IVLIVS CONSTANS	IMPERATOR CAESAR FLAVIVS IVLIVS CONSTANS AVGVSTVS	Co-emperor; killed by Magnentius
January 350 to 11 August 353	'' Magnentius ''	'' FLAVIVS MAGNVS MAGNENTIVS ''	'' IMPERATOR CAESAR FLAVIVS MAGNVS MAGENTIVS AVGVSTVS ''	Usurper; committed suicide
''c.'' 350	'' Vetriano ''			Proclaimed himself emperor
''c.'' 350	'' Nepotianus ''			Proclaimed himself emperor
November 361 to June 363	Julian The Apostate	FLAVIVS CLAVDIVS IVLIANVS	IMPERATOR CAESAR FLAVIVS CLAVDIVS IVLIANVS AVGVSTVS	Killed in battle
363 to 17 February 364	Jovian	FLAVIVS IOVIANVS	IMPERATOR CAESAR FLAVIVS IOVIANVS AVGVSTVS	Died accidentally

Britannic Empire 286 to 297

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
286 to 293	Carausius	MARCVS AVRELIVS MAVSAEVS	IMPERATOR CAESAR CARAVSIVS PIVS FELIX AVGVSTVS
293 to 297	Allectus	''not known''	IMPERATOR CAESAR ALLECTVS PIVS FELIX AVGVSTVS

Valentinian Dynasty

Reign	Common name	Personal name & Title at birth/ on eve of accession	Imperial name	Notes
26 February 364 to 17 November 375	Valentinian I	FLAVIVS VALENTINIANVS	IMPERATOR CAESAR FLAVIVS VALENTINIANVS PIVS FELIX AVGVSTVS	Emperor in the west.
28 March 364 to 9 August 378	Valens	FLAVIVS IVLIVS VALENS	IMPERATOR CAESAR FLAVIVS IVLIVS VALENS PIVS FELIX AVGVSTVS	Emperor in the east. Killed in battle
September 365 to 27 May 366	'' Procopius ''			Usurper; executed by Valens
24 August 367 to 383	Gratian	FLAVIVS GRATIANVS	IMPERATOR CAESAR FLAVIVS GRATIANVS PIVS FELIX AVGVSTVS	Assassinated
375 to 392	Valentinian II	FLAVIVS VALENTINIANVS	IMPERATOR CAESAR FLAVIVS VALENTINIANVS PIVS FELIX AVGVSTVS	Deposed; died in suspicious circumstances
383 to 388	Magnus Maximus	MAGNVS MAXIMVS		Usurper in the west; once recognised by Theodosius I, then, deposed and executed
''c.'' 386 to 388	'' Flavius Victor ''

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List Of Roman Emperors