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William Coomer 1678–1741

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
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

2 researchers on YourRoots have William Coomer in their family trees — each with their own records and documentation. Trace the migration path across 4 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 28 Nov 1678 · Boston, Suffolk, Massachusetts, United States
Died 1 Nov 1741 · Plymouth, Plymouth, Massachusetts, United States
Spouse Joanna Nelson
Children Susanna Coomer

Researchers connected through William Coomer 1678–1741

and 1 more tree owner connected with William Coomer 1678–1741

Immediate Family

Parents
Spouse(s)
Joanna Nelson

Biography

In 1678, William Coomer entered the world in Boston, Suffolk, Massachusetts, United States. William Coomer married joanna nelson, and had children including susanna coomer. William Coomer passed away in 1741 in Plymouth, Plymouth, Massachusetts, United States.

Sources

Life Timeline

1678
Birth of William Coomer in Boston, Suffolk, Massachusetts, United States
Birth
1741
Death of William Coomer in Plymouth, Plymouth, Massachusetts, United States
Death

Oldest Ancestor Line from William Coomer

This ancestor line traces from England (1593) to Boston, Suffolk, Massachusetts, USA (1678) across 4 generations.

Direct Lineage
generations

Frequently Asked Questions

William Coomer (1678–1741) was born in Boston, Suffolk, Massachusetts, United States and died in Plymouth, Plymouth, Massachusetts, United States. 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 William 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 4 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

William Coomer's Ancestors

Pedigree chart — 3 generations on record

Self
William Coomer PTP
1678–1741
Boston, Suffolk, Massachusetts, United States
Parents
Unknown
Unknown
Grandparents
Unknown
Unknown
Unknown
Unknown

William Coomer's Descendants

1.
WC
William Coomer PTP 1678–1741