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Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour 1618–1691 – Genealogical Records

Birth Date: 1618

Birth Location: Thomond, County Clare, Connaught, Ireland

Death Date: 2 May 1691

Death Location: Great Billing, Northamptonshire, England

Father: Brian O'Brien

Mother: Mary Fermor

Spouse(s): Anne Countess, Lady Reynolds

Children(s): Lady MacDonald, Lord O'Brien, Lady O'Brien, Lord O'Brien

Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour was born in 1618 in Thomond, County Clare, Connaught, Ireland, the child of Brian Barnabas Macdonnchadha O Brien And Mary Fermor. Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour married Anne O Brien Countess, Lady Sarah Reynolds, and had children including Elizabeth Obrien, Lady Auberie Anne Penelope O Brien, Lady Aubery Anne Penelope O Brien Macdonald, Lord Henry Horatio O Brien, Lord Henry O Brien Lord Ibrackan Lord O Brien, Mary Ann O Brien. Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour passed away in 1691 in Great Billing, Northamptonshire, England.

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  • B 2 criteria (Medium)
  • C 1 criteria (Basic)
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Biography

  • Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour was born in 1618 in Thomond, County Clare, Connaught, Ireland, the child of Brian Barnabas Macdonnchadha O Brien And Mary Fermor.
  • Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour married Anne O Brien Countess, Lady Sarah Reynolds, and had children including Elizabeth Obrien, Lady Auberie Anne Penelope O Brien, Lady Aubery Anne Penelope O Brien Macdonald, Lord Henry Horatio O Brien, Lord Henry O Brien Lord Ibrackan Lord O Brien, Mary Ann O Brien.
  • Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour passed away in 1691 in Great Billing, Northamptonshire, England.

Immediate Family

Parents

Spouses(s)

Children(s)

Henry Seymour's Ancestors

Self
Henry Seymour
1618–1691
Birth Place: Thomond, County Clare, Connaught, Ireland
Parents
Brian Barnabas Macdonnchadha O'Brien
1590–1657
Thomond, County Clare, Connaught, Ireland
Mary Fermor
1591–1675
Easton Neston, Northamptonshire, England, United Kingdom
Grandparents
Donogh O'Brien
1560–1624
Cork, County Cork, Cork, Munster, Ireland
Elizabeth (Eveleen” FitzGerald Countess of) Thomond
1560–1617
Leinster, Kildare, Leinster, Ireland
Lady (Mary\ Maria) Curzon
1556–1628
Addington, Buckinghamshire, England
Great-Grandparents
Third E
1534–1581
Gerald Fitzgerald
1525–1585
Mabel Browne
1536–1610
Sir Waterperry
1522–1572
Lady Hussey
1525–1588
2nd-Great-Grandparents
Sir Kildare
1487–1534
Lady Kildare
1479–1517
Thomas Croxhall
1490–1540
Elizabeth Madresfield
1508–1590
John Sir
1505–1527
Joan Lady
1505–1595

Henry Seymour's Descendants

1.
HS
Henry (Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster) Seymour (1618–2 May 1691) m. Anne (O'Brien) Countess (1621–1 September 1645) m. Lady (Sarah) Reynolds (Sep 1639–Nov 1715)
  1. 1. Lady (Aubery Anne Penelope O'Brien) MacDonald 1640–1702 m. Henry (Mordaunt 2nd EARL of) PETERBOROUGH 1621–1697
    1. 1. Mary Mordaunt 1650–1721 m. Bryan (O'Cahan) (Keane) 1650–1714
      1. 1. Robert (Keane) (O'Cahan) 1675–1756 m. Anne (Creagh) Creighe 1681–1769
        1. 1. Charles Keane 1695–1738 m. Ellen Neylon 1700–1731
        2. 2. Thomas Keane 1700–
        3. 3. Eugene ((Owen)) Keane 1701–
        4. 4. Anne ('Ruadh') Keane 1703–1803
        5. 5. Margaret Keane 1704–1805
        6. 6. Richard Keane 1702–
      2. 2. Daniel O'Cahan 1675–
      3. 3. Brian O'Cahan 1675–
      4. 4. Andrew O'Cahan 1687–1755
      5. 5. Nicholas O'Cahan 1685–1745
      6. 6. Charles O'Cahan 1673–1706
      7. 7. Eugene (Owen) O'Cahan 1671–1693
    2. 2. Henry Howard 1695–
    3. 3. Elizabeth Mordaunt 1653–1676
    4. 4. HER (GRACE Mary Mordaunt 7th BARONESS Mordaunt, DUCHESS of) NORFOLK 1660–1705
  2. 2. Lord (Henry O'Brien, Lord Ibrackan, Lord) O'Brien 1638–1678
  3. 3. Lady (Auberie "Anne" Penelope) O'Brien 1640–1702
  4. 4. Lord (Henry Horatio) O'Brien 1642–1678

Henry Seymour's Timeline

2 Records

1618
1618
Birth of Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour in Thomond, County Clare, Connaught, Ireland
Thomond, County Clare, Connaught, Ireland
1691
2 May 1691
Age 73
Death of Henry Eliz. O'Brien, Earl of Thomond, Baron of Ibrican in Ireland, Viscount Tadcaster Seymour in Great Billing, Northamptonshire, England
Great Billing, Northamptonshire, England

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 1618
    Event Place: Thomond, County Clare, Connaught, Ireland

    Genealogy Event 2
    Event Type: Death
    Event Date: 2 May 1691
    Event Place: Great Billing, Northamptonshire, England

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