British mycologist & ww1 airman (1898-1981).
John Collier Frederick Hopkins (12 May 1898 in Stamford Hill, Greater London – 1 October 1981 in Maughold, Isle of Man) was a British mycologist. After serving in the Royal Air Force during World War I, he worked as a plant scientist in Africa for a number of years. He became the Chief Botanist of Southern Rhodesia (present day Zimbabwe) and later the Director of the Commonwealth Mycological Institute, London.