YourRoots by Genomelink
banner

Sign up to explore more

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

Leopold "Leo" Mayer 1874–1951 – Genealogical Records

Birth Date: Aug 1874

Birth Location: Minnesota

Death Date: 26 Jul 1951

Death Location: Cook, Illinois, United States

Father: Henry Mayer

Mother: Emma Hart

Spouse(s):

Children(s):

Leopold "Leo" Mayer was born in 1874 in Minnesota, the child of Henry B Mayer And Emma Delilah Hart. In 1880, Leopold "Leo" Mayer resided in Lake, Cook, Illinois, United States. In 1900, Leopold "Leo" Mayer resided in Chicago city, Cook, Illinois. Leopold "Leo" Mayer passed away in 1951 in Cook, Illinois, United States.

Find more search results for Leopold Mayer
LM

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

  • Leopold "Leo" Mayer was born in 1874 in Minnesota, the child of Henry B Mayer And Emma Delilah Hart.
  • In 1880, Leopold "Leo" Mayer resided in Lake, Cook, Illinois, United States.
  • In 1900, Leopold "Leo" Mayer resided in Chicago city, Cook, Illinois.
  • Leopold "Leo" Mayer passed away in 1951 in Cook, Illinois, United States.

Immediate Family

Parents

Spouses(s)

Children(s)

Leopold Mayer's Ancestors

Self
Leopold Mayer
1874–1951
Birth Place: Minnesota
Parents
Henry B. Mayer
1852–1934
Alsace-Lorraine, Germany/France
Emma (Delilah) Hart
1852–1901
Williamstown, Dodge, Wisconsin, USA
Grandparents
William (Henry) Hart
1828–1907
Lodi, Seneca, New York, United States
Elizabeth Davidson
1830–1894
Pennsylvania, USA
Great-Grandparents
2nd-Great-Grandparents

Leopold Mayer's Timeline

5 Records

1874
Aug 1874
Birth of Leopold "Leo" Mayer in Minnesota
Minnesota
1880
1880
Age 6
Leopold "Leo" Mayer resided here in Lake, Cook, Illinois, United States
Lake, Cook, Illinois, United States
1900
1900
Age 26
Leopold "Leo" Mayer resided here in Chicago city, Cook, Illinois
Chicago city, Cook, Illinois
1920
1920
Age 46
Leopold "Leo" Mayer resided here in Chicago Ward 3, Cook (Chicago), Illinois
Chicago Ward 3, Cook (Chicago), Illinois
1951
26 Jul 1951
Age 77
Death of Leopold "Leo" Mayer in Cook, Illinois, United States
Cook, Illinois, United States

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: Aug 1874
    Event Place: Minnesota
    Record Source:
    [1] 1920 United States Federal Census, Year: 1920; Census Place: Chicago Ward 3, Cook (Chicago), Illinois; Roll: T625_312; Page: 7B; Enumeration District: 140; Image: .
    [2] 1880 United States Federal Census, Year: 1880; Census Place: Lake, Cook, Illinois; Roll: 199; Family History Film: 1254199; Page: 180D; Enumeration District: 194; Image: 0711.
    [3] 1900 United States Federal Census, Year: 1900; Census Place: Chicago Ward 29, Cook, Illinois; Roll: T623_280; Page: 18B; Enumeration District: 870.

    Genealogy Event 2
    Event Type: Residence
    Event Date: 1880
    Event Place: Lake, Cook, Illinois, United States
    Record Source: 1880 United States Federal Census, Year: 1880; Census Place: Lake, Cook, Illinois; Roll: 199; Family History Film: 1254199; Page: 180D; Enumeration District: 194; Image: 0711.

    Genealogy Event 3
    Event Type: Residence
    Event Date: 1900
    Event Place: Chicago city, Cook, Illinois
    Record Source: 1900 United States Federal Census, Year: 1900; Census Place: Chicago Ward 29, Cook, Illinois; Roll: T623_280; Page: 18B; Enumeration District: 870.

    Genealogy Event 4
    Event Type: Residence
    Event Date: 1920
    Event Place: Chicago Ward 3, Cook (Chicago), Illinois
    Record Source: 1920 United States Federal Census, Year: 1920; Census Place: Chicago Ward 3, Cook (Chicago), Illinois; Roll: T625_312; Page: 7B; Enumeration District: 140; Image: .

    Genealogy Event 5
    Event Type: Death
    Event Date: 26 Jul 1951
    Event Place: Cook, Illinois, United States

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