YourRoots by Genomelink
banner

Sign up to explore more

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

William Patrick "Pat" O'Hara 1819–1890 – Genealogical Records

Birth Date: 1819

Birth Location: Castlebar, County Mayo, Ireland

Death Date: 20 April 1890

Death Location: North Crosby, Ontario, Canada

Father: Thomas O'Hara

Mother: Bridget Gillespie

Spouse(s): Bridget Dermady, Margaret Garvin

Children(s): Thomas O'Hara, Margaret O'Hara, Stephen O'Hara, John O'Hara, Martin Oharo, James Ohora, Annie Oharo, Mary O'Hara, Thomas Ohora, Michael Ohora, William O'Hara, Francis Ohora, Catherine Ohora, Patrick Ohora, Cecelia Ohora, Ambrose O'Hara, Peter O'Hara

The story of William Patrick "Pat" O'Hara began in 1819 in Castlebar, County Mayo, Ireland. William Patrick "Pat" O'Hara married Bridget Dermady, Margaret Garvin, and had children including Ambrose O Hara, Annie Oharo, Catherine Ohora, Cecelia Ohora, Francis Ohora, James Edward Ohora, John Jack O Hara, Margaret Genevive O Hara, Martin Oharo, Mary Jane O Hara, Michael Ohora, Patrick Ohora, Peter O Hara, Stephen Bernard O Hara, Thomas Edward O Hara, Thomas Ohora, William O Hara. William Patrick "Pat" O'Hara passed away in 1890 in North Crosby, Ontario, Canada.

Find more search results for William O'Hara
WO

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:
C
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

  • The story of William Patrick "Pat" O'Hara began in 1819 in Castlebar, County Mayo, Ireland.
  • William Patrick "Pat" O'Hara married Bridget Dermady, Margaret Garvin, and had children including Ambrose O Hara, Annie Oharo, Catherine Ohora, Cecelia Ohora, Francis Ohora, James Edward Ohora, John Jack O Hara, Margaret Genevive O Hara, Martin Oharo, Mary Jane O Hara, Michael Ohora, Patrick Ohora, Peter O Hara, Stephen Bernard O Hara, Thomas Edward O Hara, Thomas Ohora, William O Hara.
  • William Patrick "Pat" O'Hara passed away in 1890 in North Crosby, Ontario, Canada.

Immediate Family

Parents

Thomas O'Hara
1783–1858
Birth Location: Castliban, Mayo, Leitrim, Ireland
TO
Bridget Gillespie
1783–1879
Birth Location: Nobber and Cruisetown, Louth, Ireland
BG

Spouses(s)

Bridget Dermady
1842–1898
Birth Location: Westport, County Mayo, Ireland
BD
Margaret Garvin
1820–1862
Birth Location: Ireland
MG

Children(s)

Thomas O'Hara
1875–1937
Birth Location: Westport, Leeds, Ontario, Canada
TO
Margaret O'Hara
1866–1923
Birth Location: Westport, Leeds, Ontario, Canada
MO
Stephen O'Hara
1868–1934
Birth Location: Westport, Leeds, Ontario, Canada
SO
John O'Hara
1877–1942
Birth Location: Leeds South, Crosby North, Ontario, Canada
JO
Martin Oharo
1853–
Birth Location: Leeds and Grenville, Ontario, Canada
MO
James Ohora
1865–1909
Birth Location: Westport, Leeds, Ontario, Canada
JO
Annie Oharo
1870–
Birth Location: Ontario
AO
Mary O'Hara
1872–1928
Birth Location: Westport, Leeds, Ontario, Canada
MO
Thomas Ohora
1840–
Birth Location: Ireland
TO
Michael Ohora
1842–
Birth Location: Leeds and Grenville, Ontario, Canada
MO
William O'Hara
1845–
Birth Location: Leeds and Grenville, Ontario, Canada
WO
Francis Ohora
1849–1900
Birth Location: Canada
FO
Catherine Ohora
1850–
Birth Location: Ireland
CO
Patrick Ohora
1856–
Birth Location: Ontario, Canada
PO
Cecelia Ohora
1858–1911
Birth Location: Leeds and Grenville, Ontario, Canada
CO
Ambrose O'Hara
1855–
Birth Location: Leeds and Grenville, Ontario, Canada
AO
Peter O'Hara
1844–1851
Birth Location: Leeds and Grenville, Ontario, Canada
PO

William O'Hara's Ancestors

Self
William O'Hara
1819–1890
Birth Place: Castlebar, County Mayo, Ireland
Parents
Thomas Patrick O'Hara
1783–1858
Castliban, Mayo, Leitrim, Ireland
Bridget (Margaret) Gillespie
1783–1879
Nobber and Cruisetown, Louth, Ireland
Grandparents
Thomas O'Hara
1760–
Great-Grandparents
2nd-Great-Grandparents

William O'Hara's Descendants

1.
WO
William (Patrick "Pat") O'Hara (1819–20 April 1890) m. Bridget Dermady (1842–25 Dec 1898) m. Margaret Garvin (1820–30 Dec 1862)
  1. 1. Thomas (Edward) O'Hara 1875–1937 m. Mary (Margaret "Marguerite") Jeffries 1878–1951
    1. 1. Stephen (Alphonsus) O'Hara 1912–1975 m. Jean (Louise) Mead 1915–1993
      1. 1. Bina (Beth 'Cindy') O'Hara 1943–2004
      2. 2. Naomi (Louise) O'Hara 1941–2018
      3. 3. Patrick (Joseph) Dukes 1932–2004 m. Charisse (Marie) Hayes 1942–2005 m. Valerie Bigelow 1940–1993 m. Dona (Lee) Ralston 1935–2014 m. Catherine (Roselle) Broyles 1927–2001
      4. 4. Stephen (Alphonsus) O'Hara 1936–2024
    2. 2. Mary (Bridget) O'Hara 1903–1964
    3. 3. Thomas (James "Jim") O'Hara 1907–1989
    4. 4. Mary (Genevieve Elizabeth "Sweetie") O'Hara 1916–1921
    5. 5. Annie (Catharine) O'Hara 1901–1901
    6. 6. Margaret (Willamette) O'Hara 1905–1916
    7. 7. Edward (William Patrick) O'Hara 1906–1957
  2. 2. Margaret (Genevive) O'Hara 1866–1923
  3. 3. Stephen (Bernard) O'Hara 1868–1934
  4. 4. John (Jack) O'Hara 1877–1942
  5. 5. Martin Oharo 1853–
  6. 6. James (Edward) Ohora 1865–1909
  7. 7. Annie Oharo 1870–
  8. 8. Mary (Jane) O'Hara 1872–1928
  9. 9. Thomas Ohora 1840–
  10. 10. Michael Ohora 1842–
  11. 11. William O'Hara 1845–
  12. 12. Francis Ohora 1849–1900
  13. 13. Catherine Ohora 1850–
  14. 14. Patrick Ohora 1856–
  15. 15. Cecelia Ohora 1858–1911
  16. 16. Ambrose O'Hara 1855–
  17. 17. Peter O'Hara 1844–1851

William O'Hara's Timeline

2 Records

1819
1819
Birth of William Patrick "Pat" O'Hara in Castlebar, County Mayo, Ireland
Castlebar, County Mayo, Ireland
1890
20 April 1890
Age 71
Death of William Patrick "Pat" O'Hara in North Crosby, Ontario, Canada
North Crosby, Ontario, Canada

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 1819
    Event Place: Castlebar, County Mayo, Ireland

    Genealogy Event 2
    Event Type: Death
    Event Date: 20 April 1890
    Event Place: North Crosby, Ontario, Canada
Find more search results for William O'Hara

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