wikipedia
This is a list of Roman Emperors with the dates they controlled the Roman Empire.

Note that in the list below Julius Caesar is not mentioned as an Emperor, while 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 held power over part of the empire only
bold italics: nickname by which the individual is commonly known

The Principate

Julio-Claudian dynasty

Géar þára féower cásera

Flaviisc Hlāfordscipe

Nervan-Antonian dynasty - Fīf Gōde Cāseras

Severan Dynasty, African, Asian and Syrian Emperors

Crisis of the Third Century

Emperors during the height of the Crisis

Gallisc Rīce 260 to 274

Illyrian Emperors 

<table border="2" width = "100%"  style="border: 2px solid gray; border-collapse: collapse;">

<th width="20%">Rícetíd
<th width="15%">Gemǣne nama
<th width="20%">Āgennama & Tītulæt byrde/on ǣfne rīces onfenges
<th width="20%">Cāserlic nama
<th width="15%">Nōtas

<td valign=top><small>268 to August 270
<td valign=top>Claudius II Gothicus 
<td valign=top>MARCVS AVRELIVS VALERIVS CLAVDIVS 
<td valign=top>IMPERATOR CAESAR MARCVS AVRELIVS CLAVDIVS PIVS FELIX INVICTVS AVGVSTVS
<td valign=top>Died of plague

<td valign=top><small>August 270  to September 270
<td valign=top>Quintillus 
<td valign=top>MARCVS AVRELIVS QVINTILLVS 
<td valign=top>IMPERATOR CAESAR MARCVS AVRELIVS CLAVDIVS QVINTILLVS INVICTVS PIVS FELIX AVGVSTVS
<td>Briefly Co-emperor with Aurelian; committed suicide 

<td valign=top><small>August 270 to 275 
<td valign=top>Aurelian 
<td valign=top><small>LVCIVS DOMITIVS AVRELIANVS 
<td valign=top>IMPERATOR CAESAR LVCIVS DOMITIVS AVRELIANVS PIVS FELIX INVICTVS AVGVSTVS
<td>Murdered by the <small>Praetorian Guard

<td valign=top><small>271  to 271
<td valign=top>Septimius
<td valign=top> 
<td valign=top> 
<td>Proclaimed emperor in Dalmatia; killed by his own soldiers

<td valign=top><small>November/December 275 to July 276
<td valign=top>Tacitus 
<td valign=top>MARCVS CLAVDIVS TACITVS
<td valign=top>IMPERATOR CAESAR MARCVS CLAVDIVS TACITVS PIVS FELIX AVGVSTVS
<td>Murdered

<td valign=top><small>July 276  to September 276
<td valign=top>Florianus 
<td valign=top>MARCVS ANNIVS FLORIANVS PIVS
<td valign=top>IMPERATOR CAESAR MARCVS ANNIVS FLORIANVS PIVS FELIX AVGVSTVS
<td>Murdered

<td valign=top><small>July 276  to lateSeptember 282
<td valign=top>Probus
<td valign=top>MARCVS AVRELIVS EQVITIVS PROBVS
<td valign=top>IMPERATOR CAESAR MARCVS AVRELIVS PROBVS PIVS FELIX INVICTVS AVGVSTVS
<td valign=top>Murdered by his own soldiers

<td valign=top><small>280
<td valign=top>Saturninus
<td valign=top>IVLIVS SATVRNINVS
<td valign=top> 
<td valign=top>Claimant: forced by his soldiers; proclaimed himself emperor; killed by his soldiers
</tr>

 
<td valign=top><small>280
<td valign=top>Proculus 
<td valign=top> 
<td valign=top> 
<td valign=top>Claimant: acceding to the request of the people of Lugdunum; killed by Probus

 
<td valign=top><small>280
<td valign=top>Bonosus
<td valign=top>GALLVS QVINTVS BONOSVS
<td valign=top> 
<td valign=top>Proclaimed himself emperor; defeated by Probus and committed suicide

<td valign=top><small>September 282  to July/August 283
<td valign=top>Carus
<td valign=top>MARCVS AVRELIVS NVMERIVS CARVS
<td valign=top>IMPERATOR CAESAR MARCVS AVRELIVS CARVS PIVS FELIX INVICTVS AVGVSTVS
<td valign=top>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

 
<td valign=top><small>spring 283  to summer 285
<td valign=top>Carinus
<td valign=top>MARCVS AVRELIVS CARINVS
<td valign=top>IMPERATOR CAESAR MARCVS AVRELIVS CARINVS PIVS FELIX INVICTVS AVGVSTVS
<td valign=top>Co-emperor with Numerian; Murdered 

<td valign=top><small>July/August 283  to November 284
<td valign=top>Numerian
<td valign=top>MARCVS AVRELIVS NVMERIVS NVMERIANVS
<td valign=top>IMPERATOR CAESAR MARCVS AVRELIVS NVMERIANVS PIVS FELIX AVGVSTVS
<td valign=top>Co-emperor with Carinus 

</table>

Tetrarchies, unifications and new splits

Dominate

Valentinian Dynasty

Britannic Empire 286 to 297

Late Roman Empire

Theodosian Dynasty

Western Empire 

For continuation, see: list of Barbarian kings of Italy

Ēasterne Rīce 

Byzantisce Cáseras
 Arcadius (395 - 408)
 Theodosius II (408 - 450)
 Martianus (450 - 457)
 Leo I (457 - 474)
 Leo II (474)
 Zeno (474 - 491)
 Basiliscus (475 - 476)
 Zeno (restored) (476 - 491)

For continuation, see: List of Byzantine Emperors

Séo éac 

 Roman usurper

Útanwearde bendas 
 There are good biographies of most of the Roman Emperors in De Imperatoribus Romanis.
 The Roman Law Library by Yves Lassard and Alexandr Koptev.

Ancient Rome lists
Rome Emperors
Ancient Roman titles