death_date birth_place thumb||caption birth_date spouse image article_title name occupation
3 june 1970 u.k. adrian conan doyle with his father sir arthur 19 november 1910 anna andersen bundesarchiv sohn.jpg bild 102-10068 , schriftsteller conan doyle mit seinem adrian conan doyle
 adrian conan doyle race-car driver , big-game hunter , explorer , writer
adrian conan doyle

adrian malcolm conan doyle -lrb- 19 november 1910 -- 3 june 1970 -rrb- 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 and brother denis , as well as two half-siblings , sister mary and brother kingsley .
adrian conan doyle has been depicted as a race-car driver , big-game hunter , explorer , and writer .
biographer andrew lycett calls him a `` spendthrift playboy '' who -lrb- with his brother denis -rrb- `` used the conan doyle estate as a milch-cow '' .
he married danish-born anna andersen , and was his father 's literary executor after his mother died in 1940 .
he founded the sir arthur conan doyle foundation in switzerland in 1965 .
on his death , his sister jean conan doyle took over as their father 's literary executor .
