How many people are researching William?

Right now, 6 researchers on YourRoots have William in their trees. The ancestor migration map traces 1 generations of this lineage.

What records do they have for William?

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.

William Knapp 1580–1658

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 6 independent trees

Birth year and location consistent across 6 trees

Death year and location consistent across 6 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

6 researchers on YourRoots have William Knapp in their family trees — each with their own records and documentation. Trace the migration path across 1 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 6 independent trees

Born 1 Jan 1580 · Bures, Suffolk, , England

Died 30 Aug 1658 · Watertown, Middlesex, Massachusetts, United States

Father John Knapp

Mother Martha Blois

Siblings Abigail Knapp, Dorcas Knapp, Elizabeth Knapp, John Knapp, Judith Knapp, Margret Knapp, Martha Knapp, Mary Knapp, Nicholas Knapp, Phebe Knapp, Stephen Knapp, Thomas Knapp

Records

Global, Find a Grave® Index … U.S. and Canada, Passenger and … U.S. and International Marriage Records, … Netherlands, GenealogieOnline Trees Index North America, Family Histories England, Select Births and Christenings New England, the Great Migration … The New England Historical & …

Compare Tree

Researchers connected through William Knapp 1580–1658

and 5 more tree owners connected with William Knapp 1580–1658

Immediate Family

Parents

John Knapp

Martha Blois

Spouse(s)

No spouse recorded

Children

No children recorded

Biography

In 1580, William Knapp entered the world in Bures, Suffolk, England, born to john knapp and martha blois. William Knapp passed away in 1658 in Watertown, Middlesex, Massachusetts, United States.

Sources

1

Burial Records Global, Find a Grave® Index for Burials at Sea and other Select Burial Locations, 1300s-Current
2

Immigration U.S. and Canada, Passenger and Immigration Lists Index, 1500s-1900s
3

Marriage Records U.S. and International Marriage Records, 1560-1900
4

Record Netherlands, GenealogieOnline Trees Index
5

Record North America, Family Histories
6

Baptism Records England, Select Births and Christenings
7

Record New England, the Great Migration and the Great Migration Begins
8

Record The New England Historical & Genealogical Register

Life Timeline

1580

Birth of William Knapp in Bures, Suffolk, England

Birth

1658

Death of William Knapp in Watertown, Middlesex, Massachusetts, United States

Death

Oldest Ancestor Line from William Knapp

Direct Lineage

generations

Frequently Asked Questions

: William Knapp (1580–1658) was born in Bures, Suffolk, , England and died in Watertown, Middlesex, Massachusetts, United States. 6 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, 6 researchers on YourRoots have William 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 1 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.