Delphine Mary Vera Parrott FRSE (born 1928) is a British endocrinologist and immunologist who did research at the National Institute for Medical Research in the 1950s and the Imperial Cancer Research Fund in the 1960s. In 1967, she moved to Glasgow University and became its first woman professor in 1973. She became the Gardiner Professor of Immunology there in 1980 and retired in 1990.