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Lady Avice "Avicia" de Clare 1219–1283

Public Tree Person

What is a Public Tree Person?

A Public Tree Person is an ancestor documented independently by multiple YourRoots tree owners. When several researchers' family histories converge on the same person, we publish a shared page that combines what they've documented.

Why this is a Public Tree Person

Full name consistent across 3 independent trees
Birth year and location consistent across 3 trees
Death year and location consistent across 3 trees

Compare a Public Tree Person with your own tree using Compare Tree.

B Reliability
B
Reliability Score: B
Medium — based on the source tree
Grade scale
  • A 3 criteria (Strong)
  • B 2 criteria (Medium)
  • C 1 criteria (Basic)
Verification checklist
  • Record available
  • Descendant's record available
  • Star tree owner

3 researchers on YourRoots have Lady Clare in their family trees — each with their own records and documentation. Trace the migration path across 9 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.

Last updated: August 25, 2026 · Reliability: B — verified across 3 independent trees

Born 27 Feb 1219 · Spofforth, Yorkshire, England
Died 21 Jan 1283 · Plumpton, Yorkshire, England
Father Gilbert Iii Magna Carta Sureties 5Th Earl Of Gloucester 4Th Earl Of Hertford De De Clare
Mother Lady Isabella Countess Of Pembroke Marshall
Siblings Adeliza De Clare, Agatha De Clare, Agnes De Clare, Amicia Amice Countess Devon De Clare, Lady Isabella Of Gloucester Amp Hertford De De Clare, Richard Iv 5Th Earl Of Hereford 6Th Of Gloucester De Clare, Richard Iv Lord Gloucester De Clare, William De Clare

Researchers connected through Lady Clare 1219–1283

and 2 more tree owners connected with Lady Clare 1219–1283

Biography

The story of Lady Avice "Avicia" de Clare began in 1219 in Spofforth, Yorkshire, England. Lady Avice "Avicia" de Clare passed away in 1283 in Plumpton, Yorkshire, England.

Sources

Life Timeline

1219
Birth of Lady Avice "Avicia" de Clare in Spofforth, Yorkshire, England
Birth
1283
Death of Lady Avice "Avicia" de Clare in Plumpton, Yorkshire, England
Death

Oldest Ancestor Line from Lady Clare

This ancestor line traces from Falaise, Calvados, Normandy, France (1003) to Spofforth, Yorkshire, England (1219) across 9 generations.

Direct Lineage
generations

Frequently Asked Questions

Lady Clare (1219–1283) was born in Spofforth, Yorkshire, England and died in Plumpton, Yorkshire, England. 3 researchers on YourRoots have this ancestor in their family trees, each with their own records. This page combines what they've independently documented and assigns a Reliability Score (B) based on cross-tree validation.
Right now, 3 researchers on YourRoots have Lady in their trees. They're working independently, so connecting with them is a good way to cross-check your records and find things you might have missed. You can also explore the ancestor migration map that traces 9 generations of this lineage geographically.
It varies by researcher — some have census records, others have marriage certificates, parish registers, or family Bible entries. Scroll up to see exactly what each person has cited.
Use the "Compare Tree" button on any researcher's profile above. You can compare your tree side by side with theirs, see where your records overlap or differ, and collaborate to fill gaps.

Lady Clare's Ancestors

Pedigree chart — 3 generations on record

Self
Lady Avice "Avicia" de Clare PTP
1219–1283
Spofforth, Yorkshire, England
Parents
Unknown
Unknown
Grandparents
Unknown
Unknown
Unknown
Unknown

Lady Clare's Descendants

1.
LC
Lady Avice "Avicia" de Clare PTP 1219–1283