Seymour
The taxon authority Seymour may refer to:
- Surname:
- Cale O. Seymour (fl. 2023), bacteriologist
- Frank Conkling Seymour (1895–1985, F.Seym.), U.S. botanist
- Roland Lee Seymour (born 1939, R.L.Seym.), lichenologist & mycologist
- Given name:
- Louis Seymour Bazett Leakey (1903–1972, L. S. B. Leakey), Kenyan paleoanthropologist and archaeologist of British descent
- Neville Seymour Haile (1928–2004), British geologist
- Robert Beresford Seymour Sewell (1880–1964), British naturalist and military doctor
- Seymour Hadwen (1877–1947, Hadwen), Canadian veterinary entomologist and protistologist, also published as Isaac Seymour Andre Hadwen
- Seymour Hans Sohmer (born 1941, Sohmer), U.S. botanist