YourRoots Logo
Sign up free
banner

Sign up to explore more

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

Sign up free

Thelma Elaine Dennis 1918 – 2005 – Genealogical Records

Birth Date: 16 Jun 1918

Birth Location: Waterloo, Black Hawk, Iowa, USA

Death Date: Nov 2005

Death Location: Waterloo, Black Hawk, Iowa, USA

Father: Albert Dennis

Mother: Louise Ofstethum

Spouse(s): Robert Garrison

Children(s): Robert Garrison, Nancy Garrison, David Garison

In 1918, Thelma Elaine Dennis entered the world in Waterloo, Black Hawk, Iowa, USA, born to Albert A. "Bert" Dennis and Louise Mandine Jonsdotter Ofstethum. In 1920, Thelma Elaine Dennis resided in Cedar Falls Ward 3, Black Hawk, Iowa, USA. Thelma Elaine Dennis married Robert (Bob) William Garrison, and had children including Robert D. Garrison, Nancy Garrison, David L. Garison. Thelma Elaine Dennis passed away in 2005 in Waterloo, Black Hawk, Iowa, USA.

Find more search results for Thelma Dennis
TD

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 1918, Thelma Elaine Dennis entered the world in Waterloo, Black Hawk, Iowa, USA, born to Albert A. "Bert" Dennis and Louise Mandine Jonsdotter Ofstethum.
  • In 1920, Thelma Elaine Dennis resided in Cedar Falls Ward 3, Black Hawk, Iowa, USA.
  • Thelma Elaine Dennis married Robert (Bob) William Garrison, and had children including Robert D. Garrison, Nancy Garrison, David L. Garison.
  • Thelma Elaine Dennis passed away in 2005 in Waterloo, Black Hawk, Iowa, USA.

Immediate Family

Parents

Albert Dennis
1886 – 1953
Birth Location: Perry, Jackson, Iowa, United States
AD
Louise Ofstethum
1894 – 1995
Birth Location: Jacksonville, Chickasaw, Iowa, United States
LO

Spouses(s)

Robert Garrison
1914 – 2005
Birth Location: Oelwein, Butler, Iowa, USA
RG

Children(s)

Robert Garrison
1943 – 1996
Birth Location: Philadelphia City, Philadelphia, Pennsylvania
RG
Nancy Garrison
1946 –
Birth Location: Iowa
NG
David Garison
1949 – 1949
Birth Location: Waterloo, Black Hawk, Iowa, USA
DG

Thelma Dennis's Ancestors

Self
Thelma Dennis
1918 – 2005
Birth Place: Waterloo, Black Hawk, Iowa, USA
Parents
Albert A. "Bert" Dennis
1886 – 1953
Perry, Jackson, Iowa, United States
Louise (Mandine Jonsdotter) Ofstethum
1894 – 1995
Jacksonville, Chickasaw, Iowa, United States
Grandparents
William ("Willie" Eugene) Dennis
1862 – 1940
Missouri
Mary (J.) Keeney
1866 – 1927
Iowa
Great-Grandparents
James Keeney
1840 – 1915
Lucinda Pemberton
1844 – 1906
2nd-Great-Grandparents
William Keeney
1816 – 1885
Janice Simmons
1816 – 1883

Thelma Dennis's Descendants

1.
TD
Thelma (Elaine) Dennis (16 Jun 1918 – Nov 2005) m. Robert ((Bob) William) Garrison (29 Jul 1914 – 5 Nov 2005)
  1. 1. Robert (D.) Garrison (29 Jan 1943 – 29 Aug 1996)
  2. 2. Nancy Garrison (abt 1946 – )
  3. 3. David (L.) Garison (6 Apr 1949 – 7 Apr 1949)

Thelma Dennis's Timeline

9 Records

1918
16 Jun 1918
Birth of Thelma Elaine Dennis in Waterloo, Black Hawk, Iowa, USA
Waterloo, Black Hawk, Iowa, USA
1918
11 Aug 1918
Thelma Elaine Dennis was baptized in Lawler, Iowa
Lawler, Iowa
1920
1920
Age 2
Thelma Elaine Dennis resided here in Cedar Falls Ward 3, Black Hawk, Iowa, USA
Cedar Falls Ward 3, Black Hawk, Iowa, USA
1925
1 Jan 1925
Age 7
Thelma Elaine Dennis resided here in Cedar Falls Ward 2, Black Hawk, Iowa, USA
Cedar Falls Ward 2, Black Hawk, Iowa, USA
1930
1930
Age 12
Thelma Elaine Dennis resided here in Cedar Falls, Black Hawk, Iowa, USA
Cedar Falls, Black Hawk, Iowa, USA
1935
1935
Age 17
Thelma Elaine Dennis resided here in Cedar Falls, Black Hawk, Iowa
Cedar Falls, Black Hawk, Iowa
1940
1 Apr 1940
Age 22
Thelma Elaine Dennis resided here in Cedar Falls, Black Hawk, Iowa, USA
Cedar Falls, Black Hawk, Iowa, USA
1950
1950
Age 32
Thelma Elaine Dennis resided here in Waterloo, Black Hawk, Iowa, USA
Waterloo, Black Hawk, Iowa, USA
2005
Nov 2005
Age 87
Death of Thelma Elaine Dennis in Waterloo, Black Hawk, Iowa, USA
Waterloo, Black Hawk, Iowa, USA

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 16 Jun 1918
    Event Place: Waterloo, Black Hawk, Iowa, USA
    Record Source:
    [1] Iowa State Census Collection, 1836-1925
    [2] 1940 United States Federal Census, Year: 1940; Census Place: Cedar Falls, Black Hawk, Iowa; Roll: T627_1139; Page: 17B; Enumeration District: 7-11
    [3] 1920 United States Federal Census, Year: 1920; Census Place: Cedar Falls Ward 3, Black Hawk, Iowa; Roll: T625_478; Page: 14A; Enumeration District: 9; Image: 217
    [4] 1930 United States Federal Census, Year: 1930; Census Place: Cedar Falls, Black Hawk, Iowa; Roll: 642; Page: 19B; Enumeration District: 0009; Image: 185.0; FHL microfilm: 2340377
    [5] U.S., Find A Grave Index, 1700s-Current
    [6] Evangelical Lutheran Church of America, Records, 1781-1969
    [7] 1950 United States Federal Census, United States of America, Bureau of the Census; Washington, D.C.; Seventeenth Census of the United States, 1950; Record Group: Records of the Bureau of the Census, 1790-2007; Record Group Number: 29; Residence Date: 1950; Home in 1950: Waterloo, Black Hawk
    [8] Web: Iowa, Find A Grave Index, 1838-2011

    Genealogy Event 2
    Event Type: Baptism
    Event Date: 11 Aug 1918
    Event Place: Lawler, Iowa
    Record Source: Evangelical Lutheran Church of America, Records, 1781-1969

    Genealogy Event 3
    Event Type: Residence
    Event Date: 1920
    Event Place: Cedar Falls Ward 3, Black Hawk, Iowa, USA
    Record Source: 1920 United States Federal Census, Year: 1920; Census Place: Cedar Falls Ward 3, Black Hawk, Iowa; Roll: T625_478; Page: 14A; Enumeration District: 9; Image: 217

    Genealogy Event 4
    Event Type: Residence
    Event Date: 1 Jan 1925
    Event Place: Cedar Falls Ward 2, Black Hawk, Iowa, USA
    Record Source: Iowa State Census Collection, 1836-1925

    Genealogy Event 5
    Event Type: Residence
    Event Date: 1930
    Event Place: Cedar Falls, Black Hawk, Iowa, USA
    Record Source: 1930 United States Federal Census, Year: 1930; Census Place: Cedar Falls, Black Hawk, Iowa; Roll: 642; Page: 19B; Enumeration District: 0009; Image: 185.0; FHL microfilm: 2340377

    Genealogy Event 6
    Event Type: Residence
    Event Date: 1935
    Event Place: Cedar Falls, Black Hawk, Iowa
    Record Source: 1940 United States Federal Census, Year: 1940; Census Place: Cedar Falls, Black Hawk, Iowa; Roll: T627_1139; Page: 17B; Enumeration District: 7-11

    Genealogy Event 7
    Event Type: Residence
    Event Date: 1 Apr 1940
    Event Place: Cedar Falls, Black Hawk, Iowa, USA
    Record Source: 1940 United States Federal Census, Year: 1940; Census Place: Cedar Falls, Black Hawk, Iowa; Roll: T627_1139; Page: 17B; Enumeration District: 7-11

    Genealogy Event 8
    Event Type: Residence
    Event Date: 1950
    Event Place: Waterloo, Black Hawk, Iowa, USA
    Record Source: 1950 United States Federal Census, United States of America, Bureau of the Census; Washington, D.C.; Seventeenth Census of the United States, 1950; Record Group: Records of the Bureau of the Census, 1790-2007; Record Group Number: 29; Residence Date: 1950; Home in 1950: Waterloo, Black Hawk

    Genealogy Event 9
    Event Type: Death
    Event Date: Nov 2005
    Event Place: Waterloo, Black Hawk, Iowa, USA
    Record Source:
    [1] U.S., Find A Grave Index, 1700s-Current
    [2] Web: Iowa, Find A Grave Index, 1838-2011

    Genealogy Event 10
    Event Type: Burial
    Event Place: Finchford, Black Hawk County, Iowa, USA
    Record Source:
    [1] U.S., Find A Grave Index, 1700s-Current
    [2] Web: Iowa, Find A Grave Index, 1838-2011
Find more search results for Thelma Dennis

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