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Lady Mary Willoughby Spencer 1588–1658

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 19 independent trees
Birth year and location consistent across 19 trees
Death year and location consistent across 19 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

19 researchers on YourRoots have Lady Spencer in their family trees — each with their own records and documentation. Trace the migration path across 2 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.

Last updated: September 17, 2026 · Reliability: B — verified across 19 independent trees

Born 24 Aug 1588 · Althorp, Daventry District, Northamptonshire, England
Died 14 Jul 1658 · Tring, Hertfordshire, England
Father
Mother
Spouse
Children , , , , , , , , , ,
Siblings , , , , , , , , , , ,

Researchers connected through Lady Spencer 1588–1658

and 16 more tree owners connected with Lady Spencer 1588–1658

Immediate Family

Parents
Spouse(s)
Children

Biography

The story of Lady Mary Willoughby Spencer began in 1588 in Althorp, Daventry District, Northamptonshire, England. Lady Mary Willoughby Spencer married lieutenant colonel richard c anderson, richard anderson, richard anderson sr i, thomas robert anderson, and had children including eliza anderson, elizabeth anderson, frances anderson, henry anderson, john anderson, lady elizabeth elspet anderson, mary anderson, richard anderson iii, robert penn anderson, walter anderson, william anderson. Lady Mary Willoughby Spencer passed away in 1658 in Tring, Hertfordshire, England.

Sources

  1. 1
    Record Geneanet Community Trees Index

  2. 2
    Record Netherlands, GenealogieOnline Trees Index

  3. 3
    Burial Records UK and Ireland, Find a Grave Index

Life Timeline

1588
Birth of Lady Mary Willoughby Spencer in Althorp, Daventry District, Northamptonshire, England
Birth
1658
Death of Lady Mary Willoughby Spencer in Tring, Hertfordshire, England
Death

Oldest Ancestor Line from Lady Spencer

This ancestor line traces from Wormleighton, Warwickshire, England (1570) to Althorp, Daventry District, Northamptonshire, England (1588) across 2 generations.

Direct Lineage
generations

Frequently Asked Questions

Lady Spencer (1588–1658) was born in Althorp, Daventry District, Northamptonshire, England and died in Tring, Hertfordshire, England. 19 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, 19 researchers on YourRoots have Lady 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 2 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

Lady Spencer's Ancestors

Pedigree chart — 3 generations on record

Self
Lady Mary Willoughby Spencer PTP
1588–1658
Althorp, Daventry District, Northamptonshire, England
Parents
Unknown
Unknown
Grandparents
Unknown
Unknown
Unknown
Unknown

Lady Spencer's Descendants

1.
LS
Lady Mary Willoughby Spencer PTP 1588–1658
  1. 1. PTP 1608–1653