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Thomas O'callaghan

Male - Yes, date unknown


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Generation: 1

  1. 1.  Thomas O'callaghan and died.

    Family/Spouse: Sarah Davis. Sarah (daughter of John Davis and Anne Caulfield) and died. [Group Sheet] [Family Chart]

    Children:
    1. 2. Cornelius (1st Baron Lismore Shanbally) O'callaghan  Descendancy chart to this point was born on 7 Jan 1740; died on 12 Jul 1797.


Generation: 2

  1. 2.  Cornelius (1st Baron Lismore Shanbally) O'callaghan Descendancy chart to this point (1.Thomas1) was born on 7 Jan 1740; died on 12 Jul 1797.

    Cornelius married Frances Ponsonby on 25 May 1827. Frances (daughter of John (Rt Hon) Ponsonby and Elizabeth (of Devonshire) Cavendish) was born on 18 Feb 1757; and died. [Group Sheet] [Family Chart]

    Children:
    1. 3. Cornelius (1st Viscount Lismore) O'callaghan  Descendancy chart to this point was born on 2 Oct 1775; and died.
    2. 4. Louisa O'callaghan  Descendancy chart to this point died on 18 Apr 1863.


Generation: 3

  1. 3.  Cornelius (1st Viscount Lismore) O'callaghan Descendancy chart to this point (2.Cornelius2, 1.Thomas1) was born on 2 Oct 1775; and died.

  2. 4.  Louisa O'callaghan Descendancy chart to this point (2.Cornelius2, 1.Thomas1) died on 18 Apr 1863.

    Family/Spouse: William Cavendish, MP. William (son of George Augustus (1st Earl of Burlington) Cavendish and Elizabeth Compton) was born on 10 Jan 1783; died on 14 Jan 1812. [Group Sheet] [Family Chart]

    Children:
    1. 5. George Henry Compton Cavendish  Descendancy chart to this point and died.


Generation: 4

  1. 5.  George Henry Compton Cavendish Descendancy chart to this point (4.Louisa3, 2.Cornelius2, 1.Thomas1) and died.

    George married Louisa Lascelles on 4 Jul 1835. Louisa (daughter of Henry (2nd Earl of Harewood) Lascelles and Henrietta Sebright) was born in 1813; died on 10 Mar 1886. [Group Sheet] [Family Chart]

    Children:
    1. 6. Susan Henrietta Cavendish  Descendancy chart to this point died on 16 Oct 1909.



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