YourRoots by Genomelink
Sign up free

David DeForrest Clarkson 1908–1921

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 David Clarkson in their family trees — each with their own records and documentation. Trace the migration path across 8 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 07 APR 1908 · Colgate, Coal, Oklahoma
Died 21 AUG 1921 · Phoenix, Maricopa, Arizona, USA
Father David James Clarkson
Mother Mary G O Hara
Siblings Allan Clarkson

Researchers connected through David Clarkson 1908–1921

and 1 more tree owner connected with David Clarkson 1908–1921

Immediate Family

Spouse(s)
No spouse recorded
Children
No children recorded

Biography

In 1908, David DeForrest Clarkson entered the world in Colgate, Coal, Oklahoma, born to david james clarkson and mary g o hara. David DeForrest Clarkson passed away in 1921 in Phoenix, Maricopa, Arizona, USA.

Sources

Life Timeline

1908
Birth of David DeForrest Clarkson in Colgate, Coal, Oklahoma
Birth
1921
Death of David DeForrest Clarkson in Phoenix, Maricopa, Arizona, USA
Death

Oldest Ancestor Line from David Clarkson

This ancestor line traces from Sorn, Ayrshire, Scotland (1635) to Colgate, Coal, Oklahoma (1908) across 8 generations.

Direct Lineage
generations

Frequently Asked Questions

David Clarkson (1908–1921) was born in Colgate, Coal, Oklahoma and died in Phoenix, Maricopa, Arizona, USA. 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 David 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 8 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.

David Clarkson's Ancestors

Pedigree chart — 3 generations on record

Self
David DeForrest Clarkson PTP
1908–1921
Colgate, Coal, Oklahoma
Parents
Unknown
Unknown
Grandparents
Unknown
Unknown
Unknown
Unknown

David Clarkson's Descendants

1.
DC
David DeForrest Clarkson PTP 1908–1921