Eustace I, Count of Boulogne
E1283484
UNEXPLORED
Eustace I, Count of Boulogne was an early 11th-century French nobleman who ruled the County of Boulogne and established the comital line later made prominent by his son Eustace II.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Eustace I, Count of Boulogne canonical | 4 |
| Eustace I of Boulogne | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T17668760 — 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: Eustace I, Count of Boulogne Context triple: [Eustace II, Count of Boulogne, father, Eustace I, Count of Boulogne]
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A.
Eustace II, Count of Boulogne
Eustace II, Count of Boulogne, was an 11th-century French nobleman and prominent supporter of William the Conqueror, noted for his role in the Norman Conquest of England and as the father of the First Crusade leader Godfrey of Bouillon.
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B.
Eustace III, Count of Boulogne
Eustace III, Count of Boulogne, was a prominent 11th–12th century French nobleman and crusader who ruled the strategically important County of Boulogne and was connected by marriage to the Scottish royal family.
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C.
Eustace IV, Count of Boulogne
Eustace IV, Count of Boulogne was a 12th-century French nobleman and heir to the English throne as the eldest son of King Stephen of England.
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D.
William I, Count of Boulogne
William I, Count of Boulogne was a 12th-century Anglo-Norman nobleman, son of King Stephen of England and Matilda of Boulogne, who briefly held the county of Boulogne before dying without heirs.
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E.
Renaud de Dammartin, Count of Boulogne
Renaud de Dammartin, Count of Boulogne, was a powerful early 13th-century French nobleman and former ally of King Philip II who became one of the leading rebel lords opposing the French crown.
- 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: Eustace I, Count of Boulogne Target entity description: Eustace I, Count of Boulogne was an early 11th-century French nobleman who ruled the County of Boulogne and established the comital line later made prominent by his son Eustace II.
-
A.
Eustace II, Count of Boulogne
Eustace II, Count of Boulogne, was an 11th-century French nobleman and prominent supporter of William the Conqueror, noted for his role in the Norman Conquest of England and as the father of the First Crusade leader Godfrey of Bouillon.
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B.
Eustace III, Count of Boulogne
Eustace III, Count of Boulogne, was a prominent 11th–12th century French nobleman and crusader who ruled the strategically important County of Boulogne and was connected by marriage to the Scottish royal family.
-
C.
Eustace IV, Count of Boulogne
Eustace IV, Count of Boulogne was a 12th-century French nobleman and heir to the English throne as the eldest son of King Stephen of England.
-
D.
William I, Count of Boulogne
William I, Count of Boulogne was a 12th-century Anglo-Norman nobleman, son of King Stephen of England and Matilda of Boulogne, who briefly held the county of Boulogne before dying without heirs.
-
E.
Renaud de Dammartin, Count of Boulogne
Renaud de Dammartin, Count of Boulogne, was a powerful early 13th-century French nobleman and former ally of King Philip II who became one of the leading rebel lords opposing the French crown.
- F. None of above. chosen
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Eustace I, Count of Boulogne