Roman Emperors

Octavian, (30 BC to AD 14) from 27 BC the Emperor Augustus
Tiberius (14-37)
Caligula (37 -41)
Claudius (41-54)
Nero (54-68 )
Galba (68-69)
Otho (69)
Vitelius (69)
Vespasian (69-79)
Titus (79-81)
Domitian (81-96)
Nerva (96-98)
Trajan (98-117)
Hadrian (117-138)
Antoninus Pius (138-161)
Marcus Aurelius (161-180)
Lucius Verus (161-166)
Commodus (180-192)
Septimius Severus (193-211)
Caracalla (211-217)
Geta (211)
Macrinus (217-218)
Didumenianus (218)
Elagabalus (218-22)
Severus Alexander (222-235)
Gordian III (238-244)
Philip (244-249)
Decius (249-251)
Gallus and Volusianus Gallienus (251-253)
Macrianus and Quietus (260)
Aurelian (270-275)
Probus (276-282)
Diocletian (284-305 )
Maximian (285-ca.310)
Galerius (293-311)
Constantine I (293-306)
Maxentius (306-312)
Galerius Constantius I Chlorus Severus II Licinius Constantine I Maximinus Daia (305-311 - all associated at various time. 6 augusti in 309!)
Constantine I and Licinius (311-324)
- Constantine I (324-337)
- Constantine II, Constantius II, and Constans (337-340)
- Constantius II (340-361)
Julian (361-363)
Jovian (363-364)
Valentian I and Valens (364-375 )
Valens, Gratian and Valentian II 375-378)
Theodosius I the Great (378-395)
- with Gratian and Valentian II (378-383)
- with Valentian II and Arcadius (383-392)
- with Arcadius and Honorius (392-395)

Byzantine emperors

Arcadius (395-408)
Theodosius II (408-450)
Marcian Dynasty of Leo (450-457)
Leo I (457-474)
Leo II (474)
Zeno (474–91)
Basiliscus (475–76)
Anastasius I (491–518)
Justin I (Flavius Justinus) (518–527)
Justinian the Great (Flavius Justinianus) (527 (518)–65)
Justin II (Flavius Justinus) (565–78)
Tiberius II (Flavius Constantinus Tiberius) (578 (574)–82)
Maurice (Maurikios) (582–602)
Phocas I (602–10)
Heraclius I (610–41)

Sassanian rule (616-628) under Khosrow II