Conrad O'Brien-ffrench

British Secret Intelligence Service Officer (1893–1986)

Parents

• Winifred Thursby
• Henry Albert de Vreque O'Brien-ffrench, 1st Marquess of Castel Thomond

Children

• John Valentine O'Brien-ffrench
• Christina Laetitia O'Brien-ffrench
• Rollo Acheson O'Brien-ffrench

Siblings

• Winifred Gisela Yvonne Castelthomond O'Brien-ffrench
• Alexis Evelyn Henry O'Brien-ffrench
• Rollo Adrien Vladimir Thursby Marie Altieri O'Brien-ffrench

Partners

• Rosalie Isabelle Baker
• Maud Astrid Tarras-Wahlberg