YourRoots by Genomelink
banner

Sign up to explore more

Create a free account to navigate family trees, view ancestors, and discover connections.

William J. Mathis 1918–1999 – Genealogical Records

Birth Date: 12 Apr 1918

Birth Location: Cook, Illinois, United States

Death Date: 27 Aug 1999

Death Location: Merrionette Park, Cook, Illinois, USA

Father: Frank Mathis

Mother: Katherine Knauf

Spouse(s):

Children(s):

William J. Mathis was born in 1918 in Cook, Illinois, United States, the child of Frank William Mathis And Katherine Kate Knauf. In 1920, William J. Mathis resided in Chicago Ward 1, Cook (Chicago), Illinois, USA. In 1930, William J. Mathis resided in Chicago, Cook, Illinois, USA. William J. Mathis passed away in 1999 in Merrionette Park, Cook, Illinois, USA.

Find more search results for William Mathis
WM

Reliability Score

This score reflects the reliability of the source family tree. A high rating indicates a trustworthy source with strong data consistency.

Reliability Score:
A
Criteria:
  • A 3 criteria (Strong)
  • B 2 criteria (Medium)
  • C 1 criteria (Basic)
  • N/A 0 criteria (Insufficient)

This tree's reliability score:

  • Record available
  • Descendant's record available
  • Star tree owner

Biography

  • William J. Mathis was born in 1918 in Cook, Illinois, United States, the child of Frank William Mathis And Katherine Kate Knauf.
  • In 1920, William J. Mathis resided in Chicago Ward 1, Cook (Chicago), Illinois, USA.
  • In 1930, William J. Mathis resided in Chicago, Cook, Illinois, USA.
  • William J. Mathis passed away in 1999 in Merrionette Park, Cook, Illinois, USA.

Immediate Family

Parents

Frank Mathis
1895–1948
Birth Location: Chicago, Cook, Illinois, USA
FM
Katherine Knauf
1899–1973
Birth Location: Illinois
KK

Spouses(s)

Children(s)

William Mathis's Ancestors

Self
William Mathis
1918–1999
Birth Place: Cook, Illinois, United States
Parents
Frank William Mathis
1895–1948
Chicago, Cook, Illinois, USA
Katherine ("Kate") Knauf
1899–1973
Illinois
Grandparents
William Mathis
1867–
Illinois
Katherine ("Katie") Thiesen
1872–1919
Chicago, Illinois
Great-Grandparents
Johann Thiesen
1832–1897
Susanna Thomas
1833–1902
2nd-Great-Grandparents
Mathias Thiesen
1789–1835
Margaretha "Theisen"
1810–1844

William Mathis's Timeline

6 Records

1918
12 Apr 1918
Birth of William J. Mathis in Cook, Illinois, United States
Cook, Illinois, United States
1920
1920
Age 2
William J. Mathis resided here in Chicago Ward 1, Cook (Chicago), Illinois, USA
Chicago Ward 1, Cook (Chicago), Illinois, USA
1930
1930
Age 12
William J. Mathis resided here in Chicago, Cook, Illinois, USA
Chicago, Cook, Illinois, USA
1935
1935
Age 17
William J. Mathis resided here in Chicago, Cook, Illinois
Chicago, Cook, Illinois
1940
1 Apr 1940
Age 22
William J. Mathis resided here in Chicago, Cook, Illinois, USA
Chicago, Cook, Illinois, USA
1999
27 Aug 1999
Age 81
Death of William J. Mathis in Merrionette Park, Cook, Illinois, USA
Merrionette Park, Cook, Illinois, USA

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 12 Apr 1918
    Event Place: Cook, Illinois, United States
    Record Source:
    [1] 1940 United States Federal Census, Year: 1940; Census Place: Chicago, Cook, Illinois; Roll: T627_921; Page: 5B; Enumeration District: 103-31
    [2] 1920 United States Federal Census, Year: 1920; Census Place: Chicago Ward 1, Cook (Chicago), Illinois; Roll: T625_306; Page: 5A; Enumeration District: 37; Image: 132
    [3] 1930 United States Federal Census, Year: 1930; Census Place: Chicago, Cook, Illinois; Roll: 417; Page: 5A; Enumeration District: 0026; Image: 285.0; FHL microfilm: 2340152

    Genealogy Event 2
    Event Type: Residence
    Event Date: 1920
    Event Place: Chicago Ward 1, Cook (Chicago), Illinois, USA
    Record Source: 1920 United States Federal Census, Year: 1920; Census Place: Chicago Ward 1, Cook (Chicago), Illinois; Roll: T625_306; Page: 5A; Enumeration District: 37; Image: 132

    Genealogy Event 3
    Event Type: Residence
    Event Date: 1930
    Event Place: Chicago, Cook, Illinois, USA
    Record Source: 1930 United States Federal Census, Year: 1930; Census Place: Chicago, Cook, Illinois; Roll: 417; Page: 5A; Enumeration District: 0026; Image: 285.0; FHL microfilm: 2340152

    Genealogy Event 4
    Event Type: Residence
    Event Date: 1935
    Event Place: Chicago, Cook, Illinois
    Record Source: 1940 United States Federal Census, Year: 1940; Census Place: Chicago, Cook, Illinois; Roll: T627_921; Page: 5B; Enumeration District: 103-31

    Genealogy Event 5
    Event Type: Residence
    Event Date: 1 Apr 1940
    Event Place: Chicago, Cook, Illinois, USA
    Record Source: 1940 United States Federal Census, Year: 1940; Census Place: Chicago, Cook, Illinois; Roll: T627_921; Page: 5B; Enumeration District: 103-31

    Genealogy Event 6
    Event Type: Death
    Event Date: 27 Aug 1999
    Event Place: Merrionette Park, Cook, Illinois, USA
Find more search results for William Mathis

About YourRoots

Family Tree Map

Explore your family tree geographically

Import your GEDCOM file to transform your family tree into an interactive global map. See your roots laid out visually and understand your true geographic heritage.

Powerful tools like "Trace Back To Me" instantly map your family's migration paths from a chosen ancestor all the way back to you.

LEARN MORE
AI Genealogy Research

Discover ancestors beyond "end-of-line" automatically

Import your family tree and let AI expand it for you. AI Ancestor Finder scans "end-of-line" ancestors to uncover their parents across hundreds of family lines at once. AI Deep Research analyzes selected ancestors and family clusters, suggesting relevant records and next steps.

Turn on Auto Research Mode to get new discoveries daily or weekly, so your tree keeps growing even while you're away.

LEARN MORE
DNA Match

Find more DNA matches across all DNA tests

Combine your DNA data with your family tree to unlock the full power of YourRoots DNA Match. Connect with relatives across major testing services — Ancestry, 23andMe, MyHeritage, and more.

View your matches' maps and trees to identify shared ancestors, and soon you'll be able to add them directly to your own tree and map.

LEARN MORE
Ancestry Reports

Ancestry DNA analysis that goes deeper than others

Unlock exclusive reports that reveal your deeper origins.

  • Deep Ancestry Report — Analyze 130+ ethnicities, sub-regions, and 1,800+ communities in one detailed view.
  • Global & Native American Reports — Developed with Stanford researchers to uncover hidden ancestries across all 22 chromosomes.
  • Ancient DNA Series — Compare your DNA with 1,000+ ancient genomes from Viking, Celtic, and early American civilizations.
LEARN MORE