YourRoots by Genomelink

William Bradford IV 1624–1703

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.

A Reliability
A
Reliability Score: A
Strong — 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 IV 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: A — verified across 6 independent trees, with linked records

Born 17 Jun 1624 · Plymouth
Died 20 Feb 1703 · Plymouth, Plymouth, Massachusetts, USA
Father William Bradford (1686–1730)
Mother Alice Anne Carpenter Southworth
Spouse Alice Richards
Children Alice Bradford, David Bradford, David Kingston Bradford, Ephraim Bradford, Hannah Bradford, Hezekiah Bradford, Israel Bradford, John Bradford, Joseph Bradford, Mary Bradford, Melatiah Bradford, Mercy Bradford, Mercy Bradford Steele, Samuel Bradford, Samuel Steele, Sarah Bradford, Thomas Bradford, William Bradford, Wm Bradford
Siblings Alice Bradford, Constant Southworth, Dorothy May Bradford, Ephraim Bradford, Hannah Bradford Ripley, Joseph Bradford, Mercy Bradford

Researchers connected through William IV 1624–1703

and 5 more tree owners connected with William IV 1624–1703

Biography

In 1624, William Bradford IV entered the world in Plymouth, born to william bradford and alice anne carpenter southworth. William Bradford IV married alice richards, mary holmes, wiswall, and had children including alice bradford, david bradford, david kingston bradford, ephraim bradford, hannah bradford, hezekiah bradford, israel bradford, john bradford, joseph bradford, mary bradford, melatiah bradford, mercy bradford, mercy bradford steele, samuel bradford, samuel steele, sarah bradford, thomas bradford, william bradford, wm bradford. William Bradford IV passed away in 1703 in Plymouth, Plymouth, Massachusetts, USA.

Sources

  1. 1
    Record American Genealogical-Biographical Index (AGBI)

  2. 2
    Record Descendants of Governor William Bradford (through the first seven generations)

  3. 3
    Record Family Data Collection - Deaths

  4. 4
    Record Family Data Collection - Individual Records

  5. 5
    Record Mayflower Births & Deaths, Vol. I

  6. 6
    Record Millennium File

  7. 7
    Church Records Pennsylvania and New Jersey, U.S., Church and Town Records, 1669-2013

  8. 8
    Marriage Records U.S. and International Marriage Records, 1560-1900

  9. 9
    Burial Records U.S., Find a Grave® Index, 1600s-Current

  10. 10
    Marriage Records U.S., New England Marriages Prior to 1700

  11. 11
    Record U.S., Sons of the American Revolution Membership Applications, 1889-1970

  12. 12
    Record Netherlands, GenealogieOnline Trees Index

  13. 13
    Record North America, Family Histories

  14. 14
    Record Mayflower Births and Deaths, Vol. 1 and 2

  15. 15
    Vital Records Massachusetts, Town and Vital Records

  16. 16
    Record Colonial Families of the USA

  17. 17
    Record The New England Historical & Genealogical Register

  18. 18
    Record Pennsylvania, Society of Mayflower Descendants Applications

  19. 19
    Record Mayflower Increasings

  20. 20
    Record Governor William Bradford and his son, Major William Bradford

Life Timeline

1624
Birth of William Bradford IV in Plymouth Colony, Plymouth, Massachusetts, USA
Birth
1624
Birth of William Bradford IV in Plymouth, Plymouth County, Massachusetts, United States of America
Birth
1624
Birth of William Bradford IV in Plymouth
Birth
1703
Death of William Bradford IV in Plymouth, Plymouth, Massachusetts, USA
Death
1703
Death of William Bradford IV
Death

Oldest Ancestor Line from William IV

This ancestor line traces from Bentley,Yorkshire,England (1435) to Plymouth,Massachusetts (1624) across 4 generations.

Direct Lineage
generations

Frequently Asked Questions

William IV (1624–1703) was born in Plymouth and died in Plymouth, Plymouth, Massachusetts, USA. 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 (A) 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 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.

William IV's Ancestors

Pedigree chart — 3 generations on record

Self
William Bradford IV PTP
1624–1703
Plymouth
Parents
William Bradford PTP
1686–1730
Plymouth, Plymouth, Massachusetts, United States
Unknown
Grandparents
Unknown
Unknown
Unknown
Unknown

William IV's Descendants

1.
WI
William Bradford IV PTP 1624–1703
  1. 1. Samuel Bradford PTP 1683–1740
    1. 1. Mercy Bradford PTP 1729–1762
    2. 2. Gideon Bradford PTP 1718–1793
  2. 2. Joseph Bradford PTP 1675–1747
  3. 3. William Bradford PTP 1686–1730
  4. 4. John Bradford PTP 1675–1736