Family: Cornelius O'Callaghan, 1st. Earl of Lismore / Frances Ponsonby (F3772)
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Father | Male
Cornelius O'Callaghan, 1st. Earl of Lismore
Born Unknown Died Unknown Buried Married Father Mother
Mother | Female
Frances Ponsonby
Born Unknown Died Unknown Buried Father Rt. Hon. John Ponsonby | F3768 Group Sheet Mother Lady Elizabeth Cavendish | F3768 Group Sheet