Allen Dean (1788–1855) was born in Beaufort, South Carolina, USA and died in Beaufort, South Carolina, USA. 3 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Allen?

Right now, 3 researchers on YourRoots have Allen in their trees. The ancestor migration map traces 3 generations of this lineage.

What records do they have for Allen?

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

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Allen Jesse Dean 1788–1855

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

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 Allen Dean in their family trees — each with their own records and documentation. Trace the migration path across 3 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 3 independent trees

Born 5 Oct 1788 · Beaufort, South Carolina, USA

Died 2 Jun 1855 · Beaufort, South Carolina, USA

Father Jesse Prentice Dean

Mother Mary Ann Polloann Dean

Spouse Sarah Thial

Children Allen Nelson Dean, Andrew Robert Dean, Eliza Lavonia Dean, Emma Dean, Jesse Robert Dean, John Gideon Dean, Mark L Dean, Martha Pernease Dean, Mary Elizabeth Dean, Richard Sylvester Dean, Sarah Saphnonia Dean, William Hamilton Dean

Siblings Elizabeth Betsy Dean Dennis, Elizabeth Ford Dean, Gideon Barnwell Dean, John James Dean, Nancy Pamelia Ann Dean, Patience T Dean, Richmond Darley Dean

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Researchers connected through Allen Dean 1788–1855

and 2 more tree owners connected with Allen Dean 1788–1855

Immediate Family

Parents

Jesse Prentice Dean

Mary Ann Polloann Dean

Spouse(s)

Children

Richard Sylvester Dean

Sarah Saphnonia Dean

William Hamilton Dean

Biography

In 1788, Allen Jesse Dean entered the world in Beaufort, South Carolina, USA, born to jesse prentice dean and mary ann polloann dean. Allen Jesse Dean married sarah thial, and had children including allen nelson dean, andrew robert dean, eliza lavonia dean, emma dean, jesse robert dean, john gideon dean, mark l dean, martha pernease dean, mary elizabeth dean, richard sylvester dean, sarah saphnonia dean, william hamilton dean. Allen Jesse Dean passed away in 1855 in Beaufort, South Carolina, USA.

Sources

Life Timeline

1788

Birth of Allen Jesse Dean in Beaufort, South Carolina, USA

Birth

1807

Allen Jesse Dean was married in SC

Marriage

1855

Death of Allen Jesse Dean in Beaufort, South Carolina, USA

Death

Oldest Ancestor Line from Allen Dean

This ancestor line traces from Solebury, Bucks, PA, USA (1720) to Beaufort, South Carolina, USA (1788) across 3 generations.

Direct Lineage

generations

Frequently Asked Questions

: Allen Dean (1788–1855) was born in Beaufort, South Carolina, USA and died in Beaufort, South Carolina, USA. 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 Allen 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 3 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.