Gregory
The taxon authority Gregory may refer to:
- Eliza Standerwick Gregory (1840–1932, Greg.), British botanist
- Jeren J. Gregory, herpetologist
- John Walter Gregory (1864–1932), British paleontologist
- N.M. Gregory (fl. 1986, N.M.Greg.), mycologist
- Patrick T. Gregory (born in Bilston, West Midlands, England), British herpetologist
- Steven Martin Stewart Gregory, British ornithologist
- T. Ryan Gregory (born May 16, 1975), Canadian entomologist
- Timothy J. Gregory (T.J.Greg.), botanist
- Tremaine Gregory, U.S. mammalogist
- Walton Carlyle Gregory (1910–1998, W.C.Greg.), Argentinian botanist
- William King Gregory (1876–1970), U.S. zoologist