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James BLAKESLEE 1699–1784

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 4 independent trees
Birth year and location consistent across 4 trees
Death year and location consistent across 4 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

4 researchers on YourRoots have James BLAKESLEE 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: August 25, 2026 · Reliability: B — verified across 4 independent trees, with linked records

Born 27 APR 1699 · New Haven, New Haven Co., Connecticut
Died 12 JUN 1784 · Waterbury, New Haven Co., Connecticut
Father Samuel Blakeslee Blakesley Ii
Mother Johannah Richardson
Spouse Thankful Upson
Siblings Samuel Blakeslee Blakesley Iii, Sarah Wheeler Blakeslee Blakesley
Records
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Researchers connected through James BLAKESLEE 1699–1784

and 3 more tree owners connected with James BLAKESLEE 1699–1784

Immediate Family

Children
No children recorded

Biography

In 1699, James BLAKESLEE entered the world in New Haven, New Haven Co., Connecticut, born to samuel blakeslee blakesley ii and johannah richardson. James BLAKESLEE married thankful upson. James BLAKESLEE passed away in 1784 in Waterbury, New Haven Co., Connecticut.

Sources

  1. 1
    Record FindAGrave.com-U.S. & Canada & other countries

Life Timeline

1699
Birth of James BLAKESLEE in New Haven, New Haven Co., Connecticut
Birth
1784
Death of James BLAKESLEE in Waterbury, New Haven Co., Connecticut
Death

Oldest Ancestor Line from James BLAKESLEE

This ancestor line traces from Essex, England (1600) to New Haven, New Haven Co., Connecticut (1699) across 3 generations.

Direct Lineage
generations

Frequently Asked Questions

James BLAKESLEE (1699–1784) was born in New Haven, New Haven Co., Connecticut and died in Waterbury, New Haven Co., Connecticut. 4 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, 4 researchers on YourRoots have James 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.

Related Records

Samuel Blakeslee Blakesley Ii
Father
Johannah Richardson
Mother

James BLAKESLEE's Ancestors

Pedigree chart — 3 generations on record

Self
James BLAKESLEE PTP
1699–1784
New Haven, New Haven Co., Connecticut
Parents
Unknown
Unknown
Grandparents
Unknown
Unknown
Unknown
Unknown

James BLAKESLEE's Descendants

1.
JB
James BLAKESLEE PTP 1699–1784