Cornelius O'Callaghan, 1st Viscount Lismore

Parents

• Cornelius O'Callaghan, 1st Baron Lismore
• Frances Ponsonby

Children

Siblings

• Mary O'Callaghan
• Elizabeth O'Callaghan
• George O'Callaghan
• Robert O'Callaghan
• Louisa Cavendish

Partners

• Lady Eleanor Butler