YourRoots by Genomelink
banner

Sign up to explore more

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

Brian O'Neill \ High King of Ireland 1200–1260 – Genealogical Records

Birth Date: Abt. 1200

Birth Location: County Tyrone, Ireland

Death Date: Abt. 1260

Death Location: Downpatrick, County Down, Ireland

Father: Niall Red

Mother: Nuala O’Connor

Spouse(s):

Children(s): Domnhall Eogain

In 1200, Brian O'Neill \ High King of Ireland entered the world in County Tyrone, Ireland, born to Niall Ruadh Oneill Prince Of Ulster The Red And Nuala Oconnor. Brian O'Neill \ High King of Ireland married Unknown, and had children including Domnhall O Neill King Of Tir Eogain. Brian O'Neill \ High King of Ireland passed away in 1260 in Downpatrick, County Down, Ireland.

Find more search results for Brian Ireland
BI

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

  • In 1200, Brian O'Neill \ High King of Ireland entered the world in County Tyrone, Ireland, born to Niall Ruadh Oneill Prince Of Ulster The Red And Nuala Oconnor.
  • Brian O'Neill \ High King of Ireland married Unknown, and had children including Domnhall O Neill King Of Tir Eogain.
  • Brian O'Neill \ High King of Ireland passed away in 1260 in Downpatrick, County Down, Ireland.

Immediate Family

Parents

Niall Red
1165–1226
Birth Location: Tyrone, Ireland
NR
Nuala O’Connor
1180–1226
Birth Location: Connaught Bridge, Kildare, Ireland
NO

Spouses(s)

Children(s)

Domnhall Eogain
1259–1325
Birth Location: Tyrone, Ireland
DE

Brian Ireland's Ancestors

Self
Brian Ireland
1200–1260
Birth Place: County Tyrone, Ireland
Parents
Niall Ruadh O’Neill \ Prince of Ulster \ The Red
1165–1226
Tyrone, Ireland
Nuala O’Connor
1180–1226
Connaught Bridge, Kildare, Ireland
Grandparents
Aodh (\ Hugh O'Neill \ High King of) Ireland
1115–1177
Ulster, Ireland
Osbyd
1083–1152
Ireland
Great-Grandparents
Muircheartach Ulster
–1160
2nd-Great-Grandparents

Brian Ireland's Descendants

1.
BI
Brian (O'Neill \ High King of) Ireland (Abt. 1200–Abt. 1260)
  1. 1. Domnhall (O'Neill \ King of Tir) Eogain 1259–1325
    1. 1. Aodh (Remhar O'Neill \ King of Ulster and Tyrone \ Fat) Hugh 1295–1364 m. Gormflaith O’Donnell –1353
      1. 1. Niall (Mor O'Neill \ King of Tír) Eóghain 1325–1397 m. Beanmidhe MacMahon 1330–1386
        1. 1. Niall (Og O'Neill \ King of Tyrone \ The Great) O’Neill 1345–1403 m. Una O'Neill –1417

Brian Ireland's Timeline

2 Records

1200
Abt. 1200
Birth of Brian O'Neill \ High King of Ireland in County Tyrone, Ireland
County Tyrone, Ireland
1260
Abt. 1260
Age 60
Death of Brian O'Neill \ High King of Ireland in Downpatrick, County Down, Ireland
Downpatrick, County Down, Ireland

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: Abt. 1200
    Event Place: County Tyrone, Ireland

    Genealogy Event 2
    Event Type: Death
    Event Date: Abt. 1260
    Event Place: Downpatrick, County Down, Ireland
Find more search results for Brian 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