Hugh Detmar Torrens O'Neill, 3rd Baron Rathcavan

British peer (born 1939) (1939–2025)

Parents

• Clare Désirée Blow
• Phelim O’Neill, 2nd Baron Rathcavan

Children

• François Hugh Nial O'Neill

Siblings

• Kathleen Mary Starkey
• Mary Rose O'Neill
• Grania Elizabeth O'Neill
• Moira Louisa O'Neill
• Kathleen O'Neill
• Rosetta Anne O'Neill

Partners

• Sylvie Marie-Thérèse Wichard