YourRoots by Genomelink
banner

Sign up to explore more

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

Kenneth John Duffy 1925–2003 – Genealogical Records

Birth Date: 20 Jan 1925

Birth Location: Minnesota

Death Date: 11 June 2003

Death Location: Winona, Winona County, Minnesota, United States of America

Father: John Duffy

Mother: Cecilia Czaplewski

Spouse(s): Harriette Duffy

Children(s):

In 1925, Kenneth John Duffy entered the world in Minnesota, born to John Harold Duffy And Cecilia Czaplewski. In 1930, Kenneth John Duffy resided in Winona, Winona, Minnesota, USA. In 1935, Kenneth John Duffy resided in Winona, Winona, Minnesota. Kenneth John Duffy married Harriette Mary Duffy. Kenneth John Duffy passed away in 2003 in Winona, Winona County, Minnesota, United States of America.

Find more search results for Kenneth Duffy
KD

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

  • In 1925, Kenneth John Duffy entered the world in Minnesota, born to John Harold Duffy And Cecilia Czaplewski.
  • In 1930, Kenneth John Duffy resided in Winona, Winona, Minnesota, USA.
  • In 1935, Kenneth John Duffy resided in Winona, Winona, Minnesota.
  • Kenneth John Duffy married Harriette Mary Duffy.
  • Kenneth John Duffy passed away in 2003 in Winona, Winona County, Minnesota, United States of America.

Immediate Family

Parents

John Duffy
1902–
Birth Location: Minnesota
JD
Cecilia Czaplewski
1902–
Birth Location: Minnesota
CC

Spouses(s)

Harriette Duffy
1927–2011
Birth Location: –
HD

Children(s)

Kenneth Duffy's Ancestors

Self
Kenneth Duffy
1925–2003
Birth Place: Minnesota
Parents
John Harold Duffy
1902–
Minnesota
Cecilia Czaplewski
1902–
Minnesota
Grandparents
Joseph (Stanislaus) Czaplewski
1876–1936
Poland
Martha Milkowska
1880–1943
Winona, Minnesota
Great-Grandparents
Stanislaus Czaplewski
1848–1930
Anna Prill
1849–1926
Peter Milkowski
1836–1906
Anna Wicka
1840–1913
2nd-Great-Grandparents
Joannes Czaplewski
1816–
Marianna Grzemska
1819–

Kenneth Duffy's Timeline

8 Records

1925
20 Jan 1925
Birth of Kenneth John Duffy in Minnesota
Minnesota
1930
1930
Age 5
Kenneth John Duffy resided here in Winona, Winona, Minnesota, USA
Winona, Winona, Minnesota, USA
1935
1935
Age 10
Kenneth John Duffy resided here in Winona, Winona, Minnesota
Winona, Winona, Minnesota
1940
1940
Age 15
Kenneth John Duffy resided here in Winona, Winona, Minnesota, USA
Winona, Winona, Minnesota, USA
1943
1943
Age 18
Kenneth John Duffy resided here in Winona, Winona, Minnesota, USA
Winona, Winona, Minnesota, USA
1947
6 Mar 1947
Age 22
Kenneth John Duffy resided here in Winona, Minnesota
Winona, Minnesota
1993
1993
Age 68
Kenneth John Duffy resided here in Winona, MN
Winona, MN
2003
11 June 2003
Age 78
Death of Kenneth John Duffy in Winona County, Minnesota, United States of America
Winona County, Minnesota, United States of America

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 20 Jan 1925
    Event Place: Minnesota
    Record Source:
    [1] Minnesota, Divorce Index
    [2] U.S., Public Records Index, 1950-1993, Volume 1
    [3] U.S., World War II Draft Cards Young Men, 1940-1947, The National Archives in St. Louis, Missouri; St. Louis, Missouri; Record Group: Records of the Selective Service System, 147; Box: 53
    [4] U.S., Department of Veterans Affairs BIRLS Death File, 1850-2010
    [5] 1940 United States Federal Census, Year: 1940; Census Place: Winona, Winona, Minnesota; Roll: m-t0627-01969; Page: 5B; Enumeration District: 85-42
    [6] 1930 United States Federal Census, Year: 1930; Census Place: Winona, Winona, Minnesota; Page: 11B; Enumeration District: 0039; FHL microfilm: 2340870
    [7] U.S., Chicago and North Western Railroad Employment Records, Chicago & North Western Historical Society; Berwyn, Illinois; CNW Social Security Applications
    [8] U.S., Find a Grave® Index, 1600s-Current

    Genealogy Event 2
    Event Type: Residence
    Event Date: 1930
    Event Place: Winona, Winona, Minnesota, USA
    Record Source: 1930 United States Federal Census, Year: 1930; Census Place: Winona, Winona, Minnesota; Page: 11B; Enumeration District: 0039; FHL microfilm: 2340870

    Genealogy Event 3
    Event Type: Residence
    Event Date: 1935
    Event Place: Winona, Winona, Minnesota
    Record Source: 1940 United States Federal Census, Year: 1940; Census Place: Winona, Winona, Minnesota; Roll: m-t0627-01969; Page: 5B; Enumeration District: 85-42

    Genealogy Event 4
    Event Type: Residence
    Event Date: 1940
    Event Place: Winona, Winona, Minnesota, USA
    Record Source: 1940 United States Federal Census, Year: 1940; Census Place: Winona, Winona, Minnesota; Roll: m-t0627-01969; Page: 5B; Enumeration District: 85-42

    Genealogy Event 5
    Event Type: Residence
    Event Date: 1943
    Event Place: Winona, Winona, Minnesota, USA
    Record Source: U.S., World War II Draft Cards Young Men, 1940-1947, The National Archives in St. Louis, Missouri; St. Louis, Missouri; Record Group: Records of the Selective Service System, 147; Box: 53

    Genealogy Event 6
    Event Type: Residence
    Event Date: 6 Mar 1947
    Event Place: Winona, Minnesota
    Record Source: U.S., Chicago and North Western Railroad Employment Records, Chicago & North Western Historical Society; Berwyn, Illinois; CNW Social Security Applications

    Genealogy Event 7
    Event Type: Residence
    Event Date: 1993
    Event Place: Winona, MN
    Record Source: U.S., Public Records Index, 1950-1993, Volume 1

    Genealogy Event 8
    Event Type: Death
    Event Date: 11 June 2003
    Event Place: Winona County, Minnesota, United States of America
    Record Source:
    [1] U.S., Department of Veterans Affairs BIRLS Death File, 1850-2010
    [2] U.S., Find a Grave® Index, 1600s-Current

    Genealogy Event 9
    Event Type: Burial
    Event Place: Winona, Winona County, Minnesota, United States of America
    Record Source: U.S., Find a Grave® Index, 1600s-Current
Find more search results for Kenneth Duffy

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