Mary Cooper (1645–1730) was born in Cambridge, Middlesex, Massachusetts and died in Concord, Middlesex, Massachusetts. 4 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Mary?

Right now, 4 researchers on YourRoots have Mary in their trees. The ancestor migration map traces 5 generations of this lineage.

What records do they have for Mary?

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

How do I compare family trees?

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

Mary Cooper 1645–1730

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

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 Mary Cooper in their family trees — each with their own records and documentation. Trace the migration path across 5 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 4 independent trees, with linked records

Born 11 Sep 1645 · Cambridge, Middlesex, Massachusetts

Died 5 Mar 1730 · Concord, Middlesex, Massachusetts

Father John Cooper

Mother Anna Sparhawk

Siblings Anna Cooper, Deacon Samuel Cooper, Dorcas Cooper, John Cooper, Lydia Cooper, Nathaniel Cooper, Rebecca Cooper, Samuel Cooper, Sarah Cooper, Timothy Cooper

Records

North America, Family Histories

Compare Tree

Researchers connected through Mary Cooper 1645–1730

and 3 more tree owners connected with Mary Cooper 1645–1730

Immediate Family

Parents

John Cooper

Anna Sparhawk

Spouse(s)

No spouse recorded

Children

No children recorded

Biography

The story of Mary Cooper began in 1645 in Cambridge, Middlesex, Massachusetts. Mary Cooper passed away in 1730 in Concord, Middlesex, Massachusetts.

Sources

1

Record North America, Family Histories

Life Timeline

1645

Birth of Mary Cooper in Cambridge, Middlesex, Massachusetts

Birth

1730

Death of Mary Cooper in Concord, Middlesex, Massachusetts

Death

Oldest Ancestor Line from Mary Cooper

This ancestor line traces from Dedham, Essex, England (1521) to Cambridge, Middlesex, Massachusetts (1645) across 5 generations.

Direct Lineage

generations

Frequently Asked Questions

: Mary Cooper (1645–1730) was born in Cambridge, Middlesex, Massachusetts and died in Concord, Middlesex, Massachusetts. 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 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 5 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.