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Frances Seymour-Conway 1751–1820

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 4 independent trees
Birth year and location consistent across 4 trees
Death year and location consistent across 4 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

4 researchers on YourRoots have Frances Seymour-Conway in their family trees — each with their own records and documentation. Trace the migration path across 25 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.

Last updated: July 22, 2026 · Reliability: B — verified across 4 independent trees

Born 4 Dec 1751 · Marylebone, Middlesex, England
Died 11 Nov 1820 · Marylebone, Middlesex, England
Father Francis Seymour Conway 1St Marquess Of Hertford
Mother Isabella Fitzroy Marchioness Hertford
Siblings Anne Seymour Conway, Edward Seymour Conway, Elizabeth Isabella Rachel Seymour Conway Hatton, Elizabeth Seymour Conway, Francis Ingram Seymour Conway 2Nd Marquis Hertford, George Seymour Conway, Gertrude Seymour Conway, Henry Lord Seymour Conway, Hugh Seymour Conway, Robert Seymour, Sarah Frances Seymour Conway Stewart, William Seymour Conway

Researchers connected through Frances Seymour-Conway 1751–1820

and 3 more tree owners connected with Frances Seymour-Conway 1751–1820

Immediate Family

Spouse(s)
No spouse recorded
Children
No children recorded

Biography

Frances Seymour-Conway was born in 1751 in Marylebone, Middlesex, England, the child of francis seymour conway 1st marquess of hertford and isabella fitzroy marchioness hertford. Frances Seymour-Conway passed away in 1820 in Marylebone, Middlesex, England.

Sources

Life Timeline

1751
Birth of Frances Seymour-Conway in Marylebone, Middlesex, England
Birth
1820
Death of Frances Seymour-Conway in Marylebone, Middlesex, England
Death

Oldest Ancestor Line from Frances Seymour-Conway

This ancestor line traces from France (1000) to Marylebone, Middlesex, England (1751) across 25 generations.

Direct Lineage
generations

Frequently Asked Questions

Frances Seymour-Conway (1751–1820) was born in Marylebone, Middlesex, England and died in Marylebone, Middlesex, England. 4 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, 4 researchers on YourRoots have Frances 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 25 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.

Frances Seymour-Conway's Ancestors

Pedigree chart — 3 generations on record

Self
Frances Seymour-Conway PTP
1751–1820
Marylebone, Middlesex, England
Parents
Unknown
Unknown
Grandparents
Unknown
Unknown
Unknown
Unknown

Frances Seymour-Conway's Descendants

1.
FS
Frances Seymour-Conway PTP 1751–1820