YourRoots by Genomelink
banner

Sign up to explore more

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

Sir Murrough 3rd Baron of Inchquin O'Brien 1550–1573 – Genealogical Records

Birth Date: Apr 1550

Birth Location: Burren, Mayo, Ireland

Death Date: 20 April 1573

Death Location: Ardee, Louth, Ireland

Father: Baron Inchiquin)

Mother: Margaret Thomond

Spouse(s):

Children(s): Murchadh Inchiquin

In 1550, Sir Murrough 3rd Baron of Inchquin O'Brien entered the world in Burren, Mayo, Ireland, born to Baron Dermod O Brien Ii 2Nd Baron Of Inchiquin And Margaret O Brien Of Thomond. Sir Murrough 3rd Baron of Inchquin O'Brien had children including Murchadh 4 O Brien Of Inchiquin. Sir Murrough 3rd Baron of Inchquin O'Brien passed away in 1573 in Ardee, Louth, Ireland.

Find more search results for Sir O'Brien
SO

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:
B
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 1550, Sir Murrough 3rd Baron of Inchquin O'Brien entered the world in Burren, Mayo, Ireland, born to Baron Dermod O Brien Ii 2Nd Baron Of Inchiquin And Margaret O Brien Of Thomond.
  • Sir Murrough 3rd Baron of Inchquin O'Brien had children including Murchadh 4 O Brien Of Inchiquin.
  • Sir Murrough 3rd Baron of Inchquin O'Brien passed away in 1573 in Ardee, Louth, Ireland.

Immediate Family

Parents

Spouses(s)

Children(s)

Sir O'Brien's Ancestors

Self
Sir O'Brien
1550–1573
Birth Place: Burren, Mayo, Ireland
Parents
Baron Dermod O'Brien II, (2nd Baron Of Inchiquin)
1520–1557
Skibbereen, Cork, Ireland
Margaret (O'Brien of) Thomond
1523–1585
Kilcash, Tipperary, Ireland
Grandparents
King (Murchadh Carrach Mactoirdhealbaig) O'Brien
1485–1540
Thomond, North Munster, Clare, Munster, Ireland
Eleanor FitzGerald
1503–1549
, , , Ireland
Donough (O'Brien Earl van) Thomond
1500–1553
County Clare, Ireland
Lady (Helen Baroness of Dedham Castle) Butler
1508–1597
Dedham, Essex, England
Great-Grandparents
Prince Thomond
1475–1539
Queen Burg-Clanricarde
1480–1560
Piers Butler
1467–1539
Margaret, FitzGerald
1473–1542
2nd-Great-Grandparents
Gerald, FitzGerald
1456–1513
Allison FitzEustace
–1495

Sir O'Brien's Descendants

1.
SO
Sir (Murrough 3rd Baron of Inchquin) O'Brien (Apr 1550–20 April 1573)
  1. 1. Murchadh (4 O'Brien of) Inchiquin 1562–1597
    1. 1. Dermod (McMurrough O'Brien, 5th Baron Of) Inchiquin 1594–1624 m. Ellen Fitzgerald 1598–1650
      1. 1. Murchadh (O'Brien 1st Earl of Inchiquin, 6th Baron Inchiquin, dubbed Murrough of the Conflgrations by the) Irish,Cashel 1614–1674 m. Countess (Margaret Elizabeth St) Leger 1616–1685
        1. 1. William O'Brien 1638–1692
        2. 2. Lady (Elizabeth) O'Brien 1645–1705
        3. 3. Charles Obrien 1645–1673
        4. 4. John O'Brien 1645–1708
        5. 5. Lady (Honora O'Brien Baroness Consort) Brittas 1645–1718
        6. 6. Dermod O'Brien 1640–1692
        7. 7. Margaret O'Brien 1638–1690
        8. 8. Honora OBrien 1638–1718
        9. 9. Mary O'Brien 1650–1693
        10. 10. Francis (IIII) Bryan 1630–1693
      2. 2. Julien (Elie) O'Brien 1613–1700
      3. 3. Mary (O'Brien of) Inchiquin 1611–1710
      4. 4. Christopher OBrien 1625–1645
      5. 5. Honora O'Brien 1625–1650
      6. 6. Henry O'Brien –1645

Sir O'Brien's Timeline

2 Records

1550
Apr 1550
Birth of Sir Murrough 3rd Baron of Inchquin O'Brien in Burren, Mayo, Ireland
Burren, Mayo, Ireland
1573
20 April 1573
Age 23
Death of Sir Murrough 3rd Baron of Inchquin O'Brien in Ardee, Louth, Ireland
Ardee, Louth, Ireland

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: Apr 1550
    Event Place: Burren, Mayo, Ireland

    Genealogy Event 2
    Event Type: Death
    Event Date: 20 April 1573
    Event Place: Ardee, Louth, Ireland

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