Adrian Malcolm Conan Doyle was the youngest son of Sir Arthur Conan Doyle and his second wife Jean, Lady Doyle or Lady Conan Doyle. He had two siblings, sister Jean Conan Doyle and brother Denis, as well as two half-siblings, sister Mary and... Wikipedia
Born: November 19, 1910, Crowborough, United Kingdom
Died: June 3, 1970 (age 59 years), Geneva, Switzerland
Siblings: Arthur Alleyne Kingsley Doyle, Denis Percy Stewart Doyle, Jean Conan Doyle, and more
Spouse: Anna Andersen (m. 1938)
Parents: Arthur Conan Doyle and Jean Leckie