Frederick Gregory

Frederick or Fred Gregory may refer to:


 * Frederick D. Gregory (born 1941), United States Air Force pilot and NASA astronaut
 * Frederick Gugenheim Gregory (1893–1961), British botanist and plant physiologist
 * Fred Gregory (footballer, born 1886) (1886–1937), English footballer
 * Fred Gregory (footballer, born 1911) (1911–1985), English footballer