Who was Alexander Thompson?

Alexander Thompson (1718–1788) was born in Boston, Suffolk, Massachusetts, United States and died in Dudley, Worchestor Bay Colony, Massachusetts, United States. 5 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Alexander?

Right now, 5 researchers on YourRoots have Alexander in their trees. The ancestor migration map traces 2 generations of this lineage.

What records do they have for Alexander?

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

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Alexander Thompson 1718–1788

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 5 independent trees

Birth year and location consistent across 5 trees

Death year and location consistent across 5 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

5 researchers on YourRoots have Alexander Thompson in their family trees — each with their own records and documentation. Trace the migration path across 2 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.

Last updated: July 22, 2026 · Reliability: B — verified across 5 independent trees

Born 19 Dec 1718 · Boston, Suffolk, Massachusetts, United States

Died 7 Mar 1788 · Dudley, Worchestor Bay Colony, Massachusetts, United States

Father Thompson

Mother Deliverance Duncan

Spouse Martha Fessenden

Children Samuel Thompson

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Researchers connected through Alexander Thompson 1718–1788

and 4 more tree owners connected with Alexander Thompson 1718–1788

Immediate Family

Parents

Spouse(s)

Children

Biography

In 1718, Alexander Thompson entered the world in Boston, Suffolk, Massachusetts, United States, born to thompson and deliverance duncan. Alexander Thompson married martha fessenden, and had children including samuel thompson. Alexander Thompson passed away in 1788 in Dudley, Worchestor Bay Colony, Massachusetts, United States.

Sources

Life Timeline

1718

Birth of Alexander Thompson in Boston, Suffolk, Massachusetts, United States

Birth

1788

Death of Alexander Thompson in Dudley, Worchestor Bay Colony, Massachusetts, United States

Death

Oldest Ancestor Line from Alexander Thompson

This ancestor line traces from Boston, Suffolk, Massachusetts Colony (1675) to Boston, Suffolk, Massachusetts Colony (1718) across 2 generations.

Direct Lineage

generations

Frequently Asked Questions

: Alexander Thompson (1718–1788) was born in Boston, Suffolk, Massachusetts, United States and died in Dudley, Worchestor Bay Colony, Massachusetts, United States. 5 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, 5 researchers on YourRoots have Alexander 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 2 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.