(27 July 1921 – 17 October 1976) was a British geneticist and lepidopterist.
He made advances in ecological and population genetics in lepidopterans, pulmonate land snails and humans.
In medical genetics, he worked with Sir Cyril Clarke on Rh disease.
He was born on 27 July 1921 in Marlborough, Wiltshire, England and attended Marlborough College from 1935 to 1939.
1940 to 1945 - Royal Air Force Volunteer Reserve (prisoner-of-war from 1942 to 1945).
1946 to 1948 - Studied Zoology at Worcester College, Oxford University.
1956 to 1959 - Lecturer at Liverpool University
1959 to 1962 - Reader at Liverpool University
1963 to 1976 - Professor of genetics at Liverpool University
18 March 1965 - FRS
1974 - Darwin Medal of the Royal Society
1975 - Linnean Medal (Gold Medal) for Zoology from the Linnean Society of LondonCyril Clarke answered an advert in an insect magazine for swallowtail butterfly pupa that had been placed by Sheppard.
They met and began working together in their common interest of lepidoptery.
They also worked on Rh disease.
In 1961 Sheppard started a colony of scarlet tiger moths by the Wirral Way, West Kirby, Merseyside, which were rediscovered in 1988 by Cyril Clarke, who continued to observe them in his retirement to study changes in the moth population.
Sheppard married Patricia Beatrice Lee in 1948.