Emperor Louis the Pious

E66128

Carolingian ruler Frankish emperor Holy Roman Emperor King of Aquitaine King of the Franks

Emperor Louis the Pious was a 9th-century Frankish ruler, son and successor of Charlemagne, who reigned as Emperor of the Carolingian Empire and was known for his religious devotion and efforts to reform the church and imperial administration.

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All labels observed (2)

Label	Occurrences
Louis the Pious	62
Emperor Louis the Pious canonical	2

How this entity was disambiguated

This entity first appeared as the object of triple T531129 — 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: Emperor Louis the Pious
Context triple: [Roman Catholic Diocese of Hildesheim, founder, Emperor Louis the Pious]

A. Heribert
Heribert is the given name of Herbert von Karajan, the renowned 20th-century Austrian conductor.
B. Charlemagne
Charlemagne was the medieval Frankish ruler who united much of Western and Central Europe and became the first Holy Roman Emperor, laying foundations for modern European states.
C. Otto I, Holy Roman Emperor
Otto I, Holy Roman Emperor was a 10th-century German king who restored imperial authority in Central Europe, consolidated the Holy Roman Empire, and is often regarded as its founder.
D. Charles VI, Holy Roman Emperor
Charles VI, Holy Roman Emperor was an early 18th-century Habsburg ruler best known for his efforts to secure the Pragmatic Sanction to ensure his daughter Maria Theresa’s succession and for leading the Austrian Monarchy through the final stages of the War of the Spanish Succession and subsequent European conflicts.
E. Charles VII, Holy Roman Emperor
Charles VII, Holy Roman Emperor was an 18th-century Bavarian ruler who briefly broke Habsburg dominance by becoming the first non-Habsburg Holy Roman Emperor in over three centuries.
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: Emperor Louis the Pious
Target entity description: Emperor Louis the Pious was a 9th-century Frankish ruler, son and successor of Charlemagne, who reigned as Emperor of the Carolingian Empire and was known for his religious devotion and efforts to reform the church and imperial administration.

A. Heribert
Heribert is the given name of Herbert von Karajan, the renowned 20th-century Austrian conductor.
B. Charlemagne
Charlemagne was the medieval Frankish ruler who united much of Western and Central Europe and became the first Holy Roman Emperor, laying foundations for modern European states.
C. Otto I, Holy Roman Emperor
Otto I, Holy Roman Emperor was a 10th-century German king who restored imperial authority in Central Europe, consolidated the Holy Roman Empire, and is often regarded as its founder.
D. Charles VI, Holy Roman Emperor
Charles VI, Holy Roman Emperor was an early 18th-century Habsburg ruler best known for his efforts to secure the Pragmatic Sanction to ensure his daughter Maria Theresa’s succession and for leading the Austrian Monarchy through the final stages of the War of the Spanish Succession and subsequent European conflicts.
E. Charles VII, Holy Roman Emperor
Charles VII, Holy Roman Emperor was an 18th-century Bavarian ruler who briefly broke Habsburg dominance by becoming the first non-Habsburg Holy Roman Emperor in over three centuries.
F. None of above. chosen

Statements (54)

Predicate	Object
instanceOf	Carolingian ruler ⓘ Frankish emperor ⓘ Holy Roman Emperor ⓘ King of Aquitaine ⓘ King of the Franks ⓘ
birthDate	778 ⓘ
birthPlace	Chasseneuil-du-Poitou ⓘ Kingdom of the Franks ⓘ
burialPlace	Saint-Arnoul Abbey, Metz ⓘ
child	Charles the Bald ⓘ Drogo of Metz ⓘ Gisela ⓘ Hildegard ⓘ linked to: Hildegard of Vinzgouw Lothair I ⓘ Louis the German ⓘ Pepin I of Aquitaine ⓘ Rotrude ⓘ
coronationAsCoEmperorBy	Charlemagne ⓘ
coronationAsCoEmperorDate	813 ⓘ
deathDate	840-06-20 ⓘ
deathPlace	Frankish Empire ⓘ linked to: Carolingian Empire Ingelheim am Rhein ⓘ
era	Early Middle Ages ⓘ
father	Charlemagne ⓘ
fullName	Louis I ⓘ
house	Carolingian dynasty ⓘ
knownFor	church reform ⓘ imperial administrative reform ⓘ penitential public submissions ⓘ religious devotion ⓘ
languageOfCourt	Latin ⓘ
mother	Hildegard of Vinzgouw ⓘ
nativeName	Ludovicus Pius ⓘ
notableEvent	Field of Lies (833) ⓘ Ordinatio Imperii of 817 ⓘ civil wars with his sons ⓘ
predecessorAsEmperor	Charlemagne ⓘ
realm	Carolingian Empire ⓘ
reignAsEmperorEnd	840 ⓘ
reignAsEmperorStart	814 ⓘ
reignAsKingOfAquitaineEnd	814 ⓘ
reignAsKingOfAquitaineStart	781 ⓘ
reignAsKingOfTheFranksEnd	840 ⓘ
reignAsKingOfTheFranksStart	814 ⓘ
religion	Catholic Church ⓘ linked to: Roman Catholicism Christianity ⓘ
spouse	Ermengarde of Hesbaye ⓘ Judith of Bavaria ⓘ
succeededAsKingOfAquitaineBy	Pepin I of Aquitaine ⓘ
successorAsEmperor	Lothair I ⓘ
title	Emperor of the Carolingian Empire ⓘ linked to: Holy Roman Emperor Emperor of the Romans ⓘ King of Aquitaine ⓘ King of the Franks ⓘ

How these facts were elicited