Who was Isabel DeClare?

Isabel DeClare (1226–1264) was born in , Gloucestershire, , England and died in Cleveland, , Yorkshire, Scotland. 11 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Isabel?

Right now, 11 researchers on YourRoots have Isabel in their trees. The ancestor migration map traces 2 generations of this lineage.

What records do they have for Isabel?

Records vary by researcher and can include census, vital, parish, cemetery, and family sources.

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Use Compare Tree on an available researcher profile to compare overlapping people and records.

Isabel DeClare 1226–1264

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 11 independent trees

Birth year and location consistent across 11 trees

Death year and location consistent across 11 trees

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

B Reliability

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

11 researchers on YourRoots have Isabel DeClare in their family trees — each with their own records and documentation. Trace the migration path across 2 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 11 independent trees, with linked records

Born 8 Nov 1226 · , Gloucestershire, , England

Died 10 Jul 1264 · Cleveland, , Yorkshire, Scotland

Father Gilbert DeClare (1243–1295)

Mother Isabel Marshall

Spouse Robert Debruce

Children Bernard Bruce, Christine Brus, Constance Bruce, Laderina Debruce, Mary Clarissa, Robert Debrus, William Bruce, Xxii Walter Stewart

Siblings Adeliza Declare, Agatha Agnes Declare, Agnes Declare, Agnes Rose Declare, Amice Declare, Gilbert Declare, Henry Almain, Joan De Declare, Maud De Declare, Richard Declare, William Declare

Records

American Genealogical-Biographical Index (AGBI) Millennium File U.S. and International Marriage Records, …

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Researchers connected through Isabel DeClare 1226–1264

and 10 more tree owners connected with Isabel DeClare 1226–1264

Immediate Family

Parents

Spouse(s)

Children

Biography

In 1226, Isabel DeClare entered the world in, Gloucestershire, England, born to gilbert declare and isabel marshall. Isabel DeClare married robert debruce, and had children including bernard bruce, christine brus, constance bruce, laderina debruce, mary clarissa, robert debrus, william bruce, xxii walter stewart. Isabel DeClare passed away in 1264 in Cleveland, Yorkshire, Scotland.

Sources

1

Record American Genealogical-Biographical Index (AGBI)
2

Record Millennium File
3

Marriage Records U.S. and International Marriage Records, 1560-1900

Life Timeline

1226

Birth of Isabel DeClare in, Gloucestershire, England

Birth

1264

Death of Isabel DeClare in Cleveland, Yorkshire, Scotland

Death

Oldest Ancestor Line from Isabel DeClare

This ancestor line traces from England, Hertfordshire, England (1180) to Gloucestershire, England (1226) across 2 generations.

Direct Lineage

generations

Frequently Asked Questions

: Isabel DeClare (1226–1264) was born in , Gloucestershire, , England and died in Cleveland, , Yorkshire, Scotland. 11 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, 11 researchers on YourRoots have Isabel 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 2 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.

Related Records

Isabel DeClare's Ancestors

Pedigree chart — 3 generations on record

Self

Isabel DeClare PTP

1226–1264

, Gloucestershire, , England

Parents

Gilbert DeClare PTP