Mary Brown (1890–1975) was born in Springfield, Sangamon, IL and died in Quincy, Adams, Illinois. 2 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Mary?

Right now, 2 researchers on YourRoots have Mary in their trees. The ancestor migration map traces 12 generations of this lineage.

What records do they have for Mary?

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

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Mary Williams Brown 1890–1975

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.

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

2 researchers on YourRoots have Mary Brown in their family trees — each with their own records and documentation. Trace the migration path across 12 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: B — verified across 2 independent trees, with linked records

Born 13 Oct 1890 · Springfield, Sangamon, IL

Died 31 Jan 1975 · Quincy, Adams, Illinois

Father Edwards Brown

Mother Gertrude May Dement

Spouse Oliver Charles Knapheide

Children Henry Edwards Knapheide, Oliver Charles Knapheide

Siblings Caroline Brown, Christopher Columbus Brown, Dement Brown, Gertrude Polly Brown, Katherine Hay Brown, Lucia Elizabeth Brown, Virginia Stuart Brown

Records

Descendant of..... Plantagenet Descent "Plantagenet Descent" by David A. … World Family Tree Vol. 1, …

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Researchers connected through Mary Brown 1890–1975

and 1 more tree owner connected with Mary Brown 1890–1975

Immediate Family

Parents

Edwards Brown

Gertrude May Dement

Spouse(s)

Oliver Charles Knapheide

Children

Henry Edwards Knapheide

Oliver Charles Knapheide

Biography

In 1890, Mary Williams Brown entered the world in Springfield, Sangamon, IL, born to edwards brown and gertrude may dement. Mary Williams Brown married oliver charles knapheide, and had children including henry edwards knapheide, oliver charles knapheide. Mary Williams Brown passed away in 1975 in Quincy, Adams, Illinois.

Sources

1

Record Descendant of.....
2

Record Plantagenet Descent
3

Record "Plantagenet Descent" by David A. Blocher
4

Record World Family Tree Vol. 1, Ed. 1

Life Timeline

1890

Birth of Mary Williams Brown in Springfield, Sangamon, IL

Birth

1975

Death of Mary Williams Brown in Quincy, Adams, Illinois

Death

Oldest Ancestor Line from Mary Brown

This ancestor line traces from Rattlesden, Suffolk, England (1560) to Springfield, Sangamon, IL (1890) across 12 generations.

Direct Lineage

generations

Frequently Asked Questions

: Mary Brown (1890–1975) was born in Springfield, Sangamon, IL and died in Quincy, Adams, Illinois. 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 (B) based on cross-tree validation.
: Right now, 2 researchers on YourRoots have Mary 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 12 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.