Caesar

E38669

Caesar was the title given to junior co-emperors in the Roman Empire, particularly formalized as the subordinate rank within Diocletian’s Tetrarchic system.

Aliases (1)

Statements (51)
Predicate Object
instanceOf Roman imperial office
imperial title
abolishedAsSystem after collapse of Tetrarchy
associatedWith division of imperial power
imperial succession
byzantineRank high court dignity
category Imperial Roman offices
Roman titles
continuedIn Byzantine Empire
developedFrom honorific use of the name Caesar for emperors
etymology derived from the cognomen of Gaius Julius Caesar
formalizedInSystem Tetrarchy
formalizedUnder Diocletian
grantedBy reigning Augustus
greekForm Καῖσαρ (Kaisar)
heldBy Constans I
Constantine the Great
Constantius Chlorus
Constantius II
Crispus
Galerius
Gratian
Julian the Apostate
Licinius II
Maximian Daia
Valens
influencedTitle Czar
Kaiser
Tsar
introducedAsFormalRank late 3rd century
languageOfOrigin Latin
laterFunction honorary junior title for princes
latinForm Caesar
numberOfAugustiInTetrarchy 2
numberOfCaesaresInTetrarchy 2
positionInTetrarchy junior co-emperor
precededBy use of Caesar as family name
rankWithin Roman imperial hierarchy
relativeRank above ordinary provincial governors
below Augustus
role designated imperial successor
military commander
provincial administrator
selectionCriterion loyal military commander
potential heir
subordinateTo Augustus (imperial title)
timePeriod Dominate period
Late Roman Empire
usedAs component of full imperial titulature
usedBy Roman emperors
usedIn Roman Empire


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