Mary FitzAlan, Duchess of Norfolk
E952850
Mary FitzAlan, Duchess of Norfolk, was a 16th-century English noblewoman and heiress who briefly served as Duchess through her marriage to Thomas Howard, 4th Duke of Norfolk.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mary FitzAlan, Countess of Arundel | 1 |
| Mary FitzAlan, Duchess of Norfolk canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11841669 — 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: Mary FitzAlan, Duchess of Norfolk Context triple: [Duchess of Norfolk, notableHolder, Mary FitzAlan, Duchess of Norfolk]
-
A.
Jane Howard, Duchess of Norfolk
Jane Howard, Duchess of Norfolk, was an English noblewoman of the prominent Howard family who became Duchess through marriage into the powerful ducal line of Norfolk during the Tudor period.
-
B.
Mary Howard, Duchess of Norfolk
Mary Howard, Duchess of Norfolk, was an English noblewoman of the powerful Howard family whose title and prominence in the aristocracy led to places such as Norfolk Island being named in her honor.
-
C.
Margaret, Duchess of Norfolk
Margaret, Duchess of Norfolk was a prominent 14th-century English noblewoman of the powerful Marshal and Bigod families, notable for her high rank, extensive estates, and influence at the royal court.
-
D.
Agnes Howard, Duchess of Norfolk
Agnes Howard, Duchess of Norfolk, was an English noblewoman of the Tudor period who became a prominent member of the Howard family and served at the court of Henry VIII.
-
E.
Anne de Mowbray, 8th Countess of Norfolk
Anne de Mowbray, 8th Countess of Norfolk, was a wealthy English heiress of the late 15th century whose brief childhood marriage to Richard of Shrewsbury, one of the Princes in the Tower, linked her to the tumultuous politics of the Wars of the Roses.
- 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: Mary FitzAlan, Duchess of Norfolk Target entity description: Mary FitzAlan, Duchess of Norfolk, was a 16th-century English noblewoman and heiress who briefly served as Duchess through her marriage to Thomas Howard, 4th Duke of Norfolk.
-
A.
Jane Howard, Duchess of Norfolk
Jane Howard, Duchess of Norfolk, was an English noblewoman of the prominent Howard family who became Duchess through marriage into the powerful ducal line of Norfolk during the Tudor period.
-
B.
Mary Howard, Duchess of Norfolk
Mary Howard, Duchess of Norfolk, was an English noblewoman of the powerful Howard family whose title and prominence in the aristocracy led to places such as Norfolk Island being named in her honor.
-
C.
Margaret, Duchess of Norfolk
Margaret, Duchess of Norfolk was a prominent 14th-century English noblewoman of the powerful Marshal and Bigod families, notable for her high rank, extensive estates, and influence at the royal court.
-
D.
Agnes Howard, Duchess of Norfolk
Agnes Howard, Duchess of Norfolk, was an English noblewoman of the Tudor period who became a prominent member of the Howard family and served at the court of Henry VIII.
-
E.
Anne de Mowbray, 8th Countess of Norfolk
Anne de Mowbray, 8th Countess of Norfolk, was a wealthy English heiress of the late 15th century whose brief childhood marriage to Richard of Shrewsbury, one of the Princes in the Tower, linked her to the tumultuous politics of the Wars of the Roses.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Duchess of Norfolk
ⓘ
English noblewoman ⓘ heiress ⓘ |
| aristocraticRank | duchess ⓘ |
| associatedWithDynasty | Tudor-period English nobility ⓘ |
| associatedWithTitle | Earl of Arundel ⓘ |
| centuryOfActivity | 16th century ⓘ |
| countryOfCitizenship | Kingdom of England ⓘ |
| familyName |
FitzAlan
ⓘ
linked to:
FitzAlan family
|
| father | Henry FitzAlan, 19th Earl of Arundel ⓘ |
| givenName | Mary ⓘ |
| heritage | English ⓘ |
| languageOfUse | English ⓘ |
| lifeRole |
English duchess
ⓘ
aristocrat ⓘ |
| maritalStatus | married ⓘ |
| memberOfNobleFamily |
FitzAlan family
ⓘ
Howard family ⓘ |
| mother |
Katherine Grey
ⓘ
linked to:
Lady Katherine Grey
|
| nobleTitle | Duchess of Norfolk ⓘ |
| notableFor |
being an English noble heiress
ⓘ
marriage into the Howard family ⓘ |
| positionHeld | Duchess consort of Norfolk ⓘ |
| religion | Roman Catholicism ⓘ |
| sexOrGender | female ⓘ |
| socialClass | nobility ⓘ |
| spouse | Thomas Howard, 4th Duke of Norfolk ⓘ |
| spouseTitle | 4th Duke of Norfolk ⓘ |
| timePeriod | Tudor England ⓘ |
| titleHeldThrough | marriage to Thomas Howard, 4th Duke of Norfolk ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Mary FitzAlan, Duchess of Norfolk Description of subject: Mary FitzAlan, Duchess of Norfolk, was a 16th-century English noblewoman and heiress who briefly served as Duchess through her marriage to Thomas Howard, 4th Duke of Norfolk.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Mary FitzAlan, Duchess of Norfolk