John Frost (1540–1609) was born in Sudbury, Suffolk, England and died in Sudbury, Suffolk, England. 7 researchers on YourRoots have this ancestor in their family trees.

How many people are researching John?

Right now, 7 researchers on YourRoots have John in their trees. The ancestor migration map traces 4 generations of this lineage.

What records do they have for John?

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

How do I compare family trees?

Use Compare Tree on an available researcher profile to compare overlapping people and records.

John Frost 1540–1609

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 7 independent trees

Birth year and location consistent across 7 trees

Death year and location consistent across 7 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

7 researchers on YourRoots have John Frost in their family trees — each with their own records and documentation. Trace the migration path across 4 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 7 independent trees

Born 8 Jan 1540 · Sudbury, Suffolk, England

Died 5 Mar 1609 · Sudbury, Suffolk, England

Father William Frost I Lord Knight

Mother Constance Hammerton

Siblings Agnes Frost, Frances Frost Heiress Of Acton, William Frost Jr Lord

Records

Millennium File

Compare Tree

Researchers connected through John Frost 1540–1609

and 6 more tree owners connected with John Frost 1540–1609

Immediate Family

Parents

William Frost I Lord Knight

Constance Hammerton

Spouse(s)

No spouse recorded

Children

No children recorded

Biography

The story of John Frost began in 1540 in Sudbury, Suffolk, England. John Frost passed away in 1609 in Sudbury, Suffolk, England.

Sources

1

Record Millennium File

Life Timeline

1540

Birth of John Frost in Sudbury, Suffolk, England

Birth

1609

Death of John Frost in Sudbury, Suffolk, England

Death

Oldest Ancestor Line from John Frost

This ancestor line traces from Stratford-upon-Avon, Stratford-on-Avon District, Warwickshire, England (1473) to Sudbury, Suffolk, England (1540) across 4 generations.

Direct Lineage

generations

Frequently Asked Questions

: John Frost (1540–1609) was born in Sudbury, Suffolk, England and died in Sudbury, Suffolk, England. 7 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, 7 researchers on YourRoots have John 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 4 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.