Late Roman Emperors
(Usurpers listed in italics)
Maximinus Thrax (235-238)
Gordian I (238)
Gordian II (238)
Balbinus and Pupienus (238)
Gordian III (238-244)
Philip the Arab (244-249)
Decius (249-251)
Trebonianus Gallus (251-253)
Aemilian (253)
Valerian (253-260)
Gallienus (253-268)
Claudius II Gothicus (268-270)
Quintillus (270)
Aurelian (270-275)
Tacitus (275-276)
Florian (276)
Probus (276-282)
Carus (282-283)
Numerianus (283-284)
Carinus (284-285)
In the West In the East
Maximian (Augustus) (285-305) Diocletian (Augustus) (284-305)
Constantius (Caesar) (293-305) Galerius (Caesar) (293-305)
Constantius (Augustus) (305-306) Galerius (Augustus) (305-311)
Severus (Caesar) (305-306) Maximin (Caesar) (305-309)
Servus (Augustus) (307-307) Galerius (Augustus) (305-311)
Constantine I (Caesar) (306-308) Maximin (Caesar and Augustus)
(305-313)
Maxentius (in Italy) (306-312)
Constantine I (Augustus) (307-337) Licinius (Augustus) (308-324)
Domitius Alexander (in Africa) (308-311)
Constantine I and Licinius (313-324)
Constantine I (324-337)
Constantine II (337-340)
Constans (340-350) Constantius II (337-361)
Magnentius (350-353)
Julian Caesar (355-361) Gallus Caesar (361-364)
Julian Augustus (360-363)
Julian (361-363)
Jovian (363-364)
Valentinian (364-375) Valens (364-378)
Gratian (367-383) Theodosius I (379-395)
Valentinian II (375-392)
Maximus (383-388)
Eugenius (392-394)
Theodosius I (394-395)
Honorius (394-423) Arcadius (395-408)
(Stilicho regent) (395-408)
Theodosius II (408-450)
Constantius III (421)
John (423-425) Marcian (450-457)
Valentian III (425-455)
Petronius Maximus (455) Leo I (457-474)
Avitus (455-456)
Majorian (457-461)
Libius Severus (461-465)
Anthemius (467-472)
Olybrius (472)
Glycerius (473)
Julius Nepos (473-475) Zeno (474-491)
Romulus Augustulus (475-476) Anastasius I (491-518)
Justin I (518-527)
Justinian I (527-565)
Justin II (565-578)
Tiberius II Constantine (578-582)
Maurice Tiberius (582-602)
