Blanche Mortimer
E1477813
UNEXPLORED
Blanche Mortimer was a medieval English noblewoman of the powerful Mortimer family, known primarily as the daughter of Roger Mortimer, 1st Earl of March, and for her dynastic marital alliances.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Blanche Mortimer canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T21267245 — 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: Blanche Mortimer Context triple: [Roger Mortimer, 1st Earl of March, children, Blanche Mortimer]
-
A.
Maud Mortimer
Maud Mortimer was a medieval English noblewoman of the powerful Mortimer family, known primarily as the daughter of Roger Mortimer, 1st Earl of March.
-
B.
Beatrice Mortimer
Beatrice Mortimer was a 14th-century English noblewoman, daughter of the powerful Roger Mortimer, 1st Earl of March, and a member of the influential Mortimer family during the reign of Edward II and Edward III.
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C.
Agnes Mortimer
Agnes Mortimer was a 14th-century English noblewoman of the powerful Mortimer family, notable for her dynastic connections within the medieval English aristocracy.
-
D.
Dorothy Grey
Dorothy Grey was an English noblewoman of the late 15th and early 16th centuries, notable as a daughter of Thomas Grey, 1st Marquess of Dorset, and a member of the extended Yorkist aristocracy.
-
E.
Mabel FitzRobert
Mabel FitzRobert was a 12th-century Anglo-Norman noblewoman of the powerful de Clare–FitzRobert family, connected to the earldom of Gloucester.
- 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: Blanche Mortimer Target entity description: Blanche Mortimer was a medieval English noblewoman of the powerful Mortimer family, known primarily as the daughter of Roger Mortimer, 1st Earl of March, and for her dynastic marital alliances.
-
A.
Maud Mortimer
Maud Mortimer was a medieval English noblewoman of the powerful Mortimer family, known primarily as the daughter of Roger Mortimer, 1st Earl of March.
-
B.
Beatrice Mortimer
Beatrice Mortimer was a 14th-century English noblewoman, daughter of the powerful Roger Mortimer, 1st Earl of March, and a member of the influential Mortimer family during the reign of Edward II and Edward III.
-
C.
Agnes Mortimer
Agnes Mortimer was a 14th-century English noblewoman of the powerful Mortimer family, notable for her dynastic connections within the medieval English aristocracy.
-
D.
Dorothy Grey
Dorothy Grey was an English noblewoman of the late 15th and early 16th centuries, notable as a daughter of Thomas Grey, 1st Marquess of Dorset, and a member of the extended Yorkist aristocracy.
-
E.
Mabel FitzRobert
Mabel FitzRobert was a 12th-century Anglo-Norman noblewoman of the powerful de Clare–FitzRobert family, connected to the earldom of Gloucester.
- F. None of above. chosen
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.