Mary Thayer (1818–1894) was born in Halifax, Windham County, VT and died in Susquehanna, Susquehanna County, Pa. 2 researchers on YourRoots have this ancestor in their family trees.

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

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Mary Thirza Thayer 1818–1894

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.

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

2 researchers on YourRoots have Mary Thayer 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: B — verified across 2 independent trees

Born 15 Aug 1818 · Halifax, Windham County, VT

Died 31 Dec 1894 · Susquehanna, Susquehanna County, Pa

Spouse Charles P Potter

Children Mary Ida Potter

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Researchers connected through Mary Thayer 1818–1894

and 1 more tree owner connected with Mary Thayer 1818–1894

Immediate Family

Parents

Spouse(s)

Charles P Potter

Children

Mary Ida Potter

Biography

The story of Mary Thirza Thayer began in 1818 in Halifax, Windham County, VT. Mary Thirza Thayer married charles p potter, and had children including mary ida potter. Mary Thirza Thayer passed away in 1894 in Susquehanna, Susquehanna County, Pa.

Sources

Life Timeline

1818

Birth of Mary Thirza Thayer in Halifax, Windham County, VT

Birth

1894

Death of Mary Thirza Thayer in Susquehanna, Susquehanna County, Pa

Death

Oldest Ancestor Line from Mary Thayer

Direct Lineage

generations

Frequently Asked Questions

: Mary Thayer (1818–1894) was born in Halifax, Windham County, VT and died in Susquehanna, Susquehanna County, Pa. 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 (B) based on cross-tree validation.
: Right now, 2 researchers on YourRoots have Mary 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

Mary Thayer's Ancestors

Pedigree chart — 3 generations on record

Self

Mary Thirza Thayer PTP

1818–1894

Halifax, Windham County, VT