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Right now, 2 researchers on YourRoots have James in their trees. The ancestor migration map traces 1 generations of this lineage.

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James Thacher 1754–1844

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 2 independent trees

Birth year and location consistent across 2 trees

Death year and location consistent across 2 trees

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

A Reliability

Reliability Score: A

Strong — 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
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2 researchers on YourRoots have James Thacher in their family trees — each with their own records and documentation. Trace the migration path across 1 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: A — verified across 2 independent trees, with linked records

Born 14 Feb 1754 · Barnstable, Mass

Died 26 May 1844 · Plymouth, Plymouth County, Massachusetts, United States of America

Spouse Susannah Hayward

Children Susan Thacher

Records

U.S., Find a Grave® Index, … North America, Family Histories Pennsylvania, U.S., Society of Mayflower …

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Researchers connected through James Thacher 1754–1844

and 1 more tree owner connected with James Thacher 1754–1844

Immediate Family

Parents

Spouse(s)

Susannah Hayward

Children

Susan Thacher

Biography

In 1754, James Thacher entered the world in Barnstable, Mass. James Thacher married susannah hayward, and had children including susan thacher. James Thacher passed away in 1844 in Plymouth, Plymouth County, Massachusetts, United States of America.

Sources

1

Burial Records U.S., Find a Grave® Index, 1600s-Current
2

Record North America, Family Histories
3

Record Pennsylvania, U.S., Society of Mayflower Descendants Applications

Life Timeline

1754

Birth of James Thacher in Barnstable, Mass

Birth

1844

Death of James Thacher in Plymouth

Death

Oldest Ancestor Line from James Thacher

Direct Lineage

generations

Frequently Asked Questions

: James Thacher (1754–1844) was born in Barnstable, Mass and died in Plymouth, Plymouth County, Massachusetts, United States of America. 2 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 (A) based on cross-tree validation.
: Right now, 2 researchers on YourRoots have James 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 1 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

James Thacher's Ancestors

Pedigree chart — 3 generations on record

Self

James Thacher PTP

1754–1844

Barnstable, Mass