Knox Heslar (1937–1983) was born in Claremore, Rogers, Oklahoma, USA and died in Pryor, Mayes, Oklahoma, USA. 2 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Knox?

Right now, 2 researchers on YourRoots have Knox in their trees. The ancestor migration map traces 28 generations of this lineage.

What records do they have for Knox?

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

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Knox Larry (Orr) Heslar 1937–1983

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.

C Reliability

Reliability Score: C

Basic — 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 Knox Heslar in their family trees — each with their own records and documentation. Trace the migration path across 28 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: C — verified across 2 independent trees

Born 29 Apr 1937 · Claremore, Rogers, Oklahoma, USA

Died 17 May 1983 · Pryor, Mayes, Oklahoma, USA

Records

1940 United States Federal Census 1950 United States Federal Census U.S., Find a Grave® Index, … U.S., Index to Public Records, … U.S., Newspapers.com™ Obituary Index, 1800s-current U.S., School Yearbooks, 1900-2016 U.S., Social Security Applications and … U.S., Find a Grave Index Newspapers.com Obituary Index, 1800s-current U.S., School Yearbooks, 1900-1999

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Researchers connected through Knox Heslar 1937–1983

and 1 more tree owner connected with Knox Heslar 1937–1983

Immediate Family

Parents

Spouse(s)

No spouse recorded

Children

No children recorded

Biography

Knox Larry (Orr) Heslar was born in 1937 in Claremore, Rogers, Oklahoma, USA. Knox Larry (Orr) Heslar passed away in 1983 in Pryor, Mayes, Oklahoma, USA.

Sources

1

Census 1940 United States Federal Census
2

Census 1950 United States Federal Census
3

Burial Records U.S., Find a Grave® Index, 1600s-Current
4

Record U.S., Index to Public Records, 1994-2019
5

Newspaper U.S., Newspapers.com™ Obituary Index, 1800s-current
6

Record U.S., School Yearbooks, 1900-2016
7

Social Security U.S., Social Security Applications and Claims Index, 1936-2007
8

Burial Records U.S., Find a Grave Index
9

Record Newspapers.com Obituary Index, 1800s-current
10

Record U.S., School Yearbooks, 1900-1999

Life Timeline

1937

Birth of Knox Larry (Orr) Heslar in Claremore, Rogers, Oklahoma, USA

Birth

1983

Death of Knox Larry (Orr) Heslar in Pryor, Mayes, Oklahoma, USA

Death

Oldest Ancestor Line from Knox Heslar

This ancestor line traces from Brix, Basse-Normandie, France (1000) to Claremore, Rogers, Oklahoma, USA (1937) across 28 generations.

Direct Lineage

generations

Frequently Asked Questions

: Knox Heslar (1937–1983) was born in Claremore, Rogers, Oklahoma, USA and died in Pryor, Mayes, Oklahoma, 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 (C) based on cross-tree validation.
: Right now, 2 researchers on YourRoots have Knox 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 28 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

Knox Heslar's Ancestors

Pedigree chart — 3 generations on record

Self

Knox Larry (Orr) Heslar PTP

1937–1983

Claremore, Rogers, Oklahoma, USA