Constantinus Magnus

E47241

Byzantine emperor Christian saint Roman consul Roman emperor historical figure

Constantinus Magnus, better known as Constantine the Great, was the Roman emperor who legalized Christianity and refounded Byzantium as Constantinople, profoundly shaping the future of the Roman Empire and Christian Europe.

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All labels observed (9)

Label	Occurrences
Constantine the Great	91
Constantinus	10
Constantine I	7
Emperor Constantine I	3
Constantine	2
Kaiser Konstantin der Große	2
Constantinus Magnus canonical	1
Costantino	1
Flavius Valerius Constantinus	1

How this entity was disambiguated

This entity first appeared as the object of triple T285729 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Constantinus Magnus
Context triple: [Constantine the Great, alsoKnownAs, Constantinus Magnus]

A. Constantine
Constantine is a historic northeastern Algerian city famed for its dramatic bridges spanning deep gorges and its role as a major cultural and economic center.
B. Constantius Chlorus
Constantius Chlorus was a Roman emperor of the late 3rd and early 4th centuries, best known as a senior ruler in the Tetrarchy and the father of Constantine the Great.
C. Diocletian
Diocletian was a Roman emperor best known for stabilizing and reorganizing the empire through sweeping administrative reforms and establishing the Tetrarchy system of rule.
D. Galerius
Galerius was a Roman emperor of the late 3rd and early 4th centuries CE, best known for his role in the Tetrarchy and for intensifying the persecution of Christians in the Eastern Roman Empire.
E. Maximian
Maximian was a Roman emperor who ruled as co-augustus alongside Diocletian during the late 3rd and early 4th centuries, helping to stabilize and reform the empire.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Constantinus Magnus
Target entity description: Constantinus Magnus, better known as Constantine the Great, was the Roman emperor who legalized Christianity and refounded Byzantium as Constantinople, profoundly shaping the future of the Roman Empire and Christian Europe.

A. Constantine
Constantine is a historic northeastern Algerian city famed for its dramatic bridges spanning deep gorges and its role as a major cultural and economic center.
B. Constantius Chlorus
Constantius Chlorus was a Roman emperor of the late 3rd and early 4th centuries, best known as a senior ruler in the Tetrarchy and the father of Constantine the Great.
C. Diocletian
Diocletian was a Roman emperor best known for stabilizing and reorganizing the empire through sweeping administrative reforms and establishing the Tetrarchy system of rule.
D. Galerius
Galerius was a Roman emperor of the late 3rd and early 4th centuries CE, best known for his role in the Tetrarchy and for intensifying the persecution of Christians in the Eastern Roman Empire.
E. Maximian
Maximian was a Roman emperor who ruled as co-augustus alongside Diocletian during the late 3rd and early 4th centuries, helping to stabilize and reform the empire.
F. None of above. chosen

Statements (64)

Predicate	Object
instanceOf	Byzantine emperor ⓘ Christian saint ⓘ Roman consul ⓘ Roman emperor ⓘ historical figure ⓘ
associatedSymbol	Chi-Rho ⓘ linked to: Chi-Rho monogram
associatedWith	Christianization of the Roman Empire ⓘ
baptismDate	shortly before 22 May 337 ⓘ
baptizedBy	Eusebius of Nicomedia ⓘ
birthDate	c. 272 ⓘ
birthPlace	Moesia ⓘ Naissus ⓘ Roman Empire ⓘ
burialPlace	Church of the Holy Apostles, Constantinople ⓘ linked to: Church of the Holy Apostles
calledCouncil	First Council of Nicaea ⓘ
canonizedBy	Eastern Orthodox Church ⓘ linked to: Eastern Orthodox Christianity
child	Constans ⓘ Constantina ⓘ Constantine II ⓘ Constantius II ⓘ Crispus ⓘ Helena (daughter of Constantine) ⓘ linked to: Helena (daughter of Constantine I)
coIssuedWith	Licinius ⓘ
deathDate	22 May 337 ⓘ
deathPlace	Bithynia ⓘ Eastern Roman Empire ⓘ linked to: Byzantine Empire Nicomedia ⓘ linked to: Nicomedia (traditionally)
dynasty	Constantinian dynasty ⓘ
father	Constantius Chlorus ⓘ
feastDay	21 May ⓘ
founded	Constantinople ⓘ linked to: Constantinople (probable)
governedTerritory	Roman Empire ⓘ
hasAlternativeName	Constantine I ⓘ linked to: Constantinus Magnus Constantine the Great ⓘ linked to: Constantinus Magnus
hasLatinName	Flavius Valerius Constantinus ⓘ linked to: Constantinus Magnus
issued	Edict of Milan ⓘ
knownFor	ending the Tetrarchy ⓘ founding Constantinople ⓘ legalizing Christianity ⓘ supporting the Christian Church ⓘ
language	Latin ⓘ
legalized	Christianity in the Roman Empire ⓘ linked to: Christianization of the Roman Empire
madeCapital	Constantinople ⓘ linked to: Constantinople (probable)
militaryVictory	over Licinius ⓘ over Maxentius at the Milvian Bridge ⓘ
mother	Helena ⓘ
notableEvent	Battle of the Milvian Bridge ⓘ Council of Nicaea ⓘ linked to: First Council of Nicaea Edict of Milan ⓘ
predecessor	Constantius Chlorus ⓘ
refounded	Byzantium as Constantinople ⓘ
reignEnd	22 May 337 ⓘ
reignStart	25 July 306 ⓘ
religion	Christianity ⓘ
ruledAs	Roman emperor of the West ⓘ sole Roman emperor ⓘ
spouse	Fausta ⓘ Minervina ⓘ
successor	Constans ⓘ Constantine II ⓘ Constantius II ⓘ
supported	Nicene Creed ⓘ
title	Augustus ⓘ Pontifex Maximus ⓘ linked to: pontifex maximus

How these facts were elicited

Referenced by (118)

Full triples — surface form annotated when it differs from this entity's canonical label.

Constantine the Great → alsoKnownAs → Constantinus Magnus ⓘ

subject linked to: Roman emperor Constantine the Great

First Council of Nicaea → convenedBy → Constantine the Great ⓘ