Barker
The taxon authority Barker may refer to:
- Berthie Thomas Percival Barker (1877–1961, B.T.P.Barker), British botanist
- Cecil Newton Barker (died 1936), South African museum collector, entomologist
- Christine Barker (1954-, C.Barker), botanist
- David G. Barker, U.S. herpetologist, python breeder
- Dayana Barker, parasitologist
- Dennis Barker, ostracodologist
- Frank Barker (fl. 1934, F.Barker), botanist
- Frederick Keith Barker, U.S. ornithologist
- Gary M. Barker, Kiwi malacologist
- George Barker (1776–1845, Barker), British botanist
- J. Stuart F. Barker (fl. 1978, J.S.F.Barker), botanist
- John Barker (1838–1907, J.Barker), botanist
- John William Barker (1877–1948, J.W.Barker), botanist
- M. Barker (fl. 1901, M.Barker), botanist
- Michael S. Barker (fl. 2003, M.S.Barker), U.S. botanist
- Nigel P. Barker (fl. 1993, N.P.Barker), Australian botanist and zoologist
- Oliver Barker, Canadian ichthyologist
- P. Barker (fl. 1901, P.Barker), botanist
- Robyn Mary Barker (1948–, R.M.Barker), Australian botanist
- Stephen C. Barker, Australian parasitologist
- Thomas Barker (1838–1907, T.Barker), botanist
- Tracy M. Barker, U.S. herpetologist
- William Robert Barker (1948–, W.R.Barker), Australian botanist
- Winsome Fanny Barker (1907–1994, W.F.Barker), botanist