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Isaac Colby 1733–1807

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 3 independent trees
Birth year and location consistent across 3 trees
Death year and location consistent across 3 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

3 researchers on YourRoots have Isaac Colby in their family trees — each with their own records and documentation. Trace the migration path across 9 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 3 independent trees

Born 4 Sep 1733 · Amesbury, Essex, Massachusetts, United States
Died 3 Nov 1807 · Hopkinton, Merrimack, New Hampshire, United States
Father Isaac Colby
Mother Mary Martin
Siblings David Isaac Colby, Eliphalet Colby, Elizabeth Colby, John Colby, Mary Molly Colby, Nehemiah Colby, Richard Colby

Researchers connected through Isaac Colby 1733–1807

and 2 more tree owners connected with Isaac Colby 1733–1807

Immediate Family

Spouse(s)
No spouse recorded
Children
No children recorded

Biography

Isaac Colby was born in 1733 in Amesbury, Essex, Massachusetts, United States, the child of isaac colby and mary martin. Isaac Colby passed away in 1807 in Hopkinton, Merrimack, New Hampshire, United States.

Sources

Life Timeline

1733
Birth of Isaac Colby in Amesbury, Essex, Massachusetts, United States
Birth
1807
Death of Isaac Colby in Hopkinton, Merrimack, New Hampshire, United States
Death

Oldest Ancestor Line from Isaac Colby

This ancestor line traces from Brecknock Castle, Abergavenny, Monmouthshire, Wales (1478) to Amesbury, Essex, Massachusetts, United States (1733) across 9 generations.

Direct Lineage
generations

Frequently Asked Questions

Isaac Colby (1733–1807) was born in Amesbury, Essex, Massachusetts, United States and died in Hopkinton, Merrimack, New Hampshire, United States. 3 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, 3 researchers on YourRoots have Isaac 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 9 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.

Isaac Colby's Ancestors

Pedigree chart — 3 generations on record

Self
Isaac Colby PTP
1733–1807
Amesbury, Essex, Massachusetts, United States
Parents
Isaac Colby PTP
1733–1807
Amesbury, Essex, Massachusetts, United States
Unknown
Grandparents
Isaac Colby PTP
1733–1807
Amesbury, Essex, Massachusetts, United States
Unknown
Unknown
Unknown

Isaac Colby's Descendants

1.
IC
Isaac Colby PTP 1733–1807