Ellis
The taxon authority Ellis may refer to:
- Arthur Erskine Ellis (1902–1983), biologist
- Celia Jane Ellis, ostracodologist
- David Ellis (1874–1937, D.Ellis), Scottish botanist, mycologist
- Debra J. Ellis, U.S. microbiologist
- Emily A. Ellis, ostracodologist
- Jamuel Leopold Ellis (1934–2010, J.L.Ellis), botanist
- Janet Pamela Ellis (born 1918, fl. 1974, J.P. Ellis), British lichenologist, related to Martin Beazor Ellis (1911–1996)
- Jim R. Ellis, British ichthyologist
- John Ellis (1710–1776, J.Ellis), Irish botanist
- Job Bicknell Ellis (1829–1905, Ellis), U.S. mycologist
- L. Scott Ellis, mammologist
- Len Thomas Ellis (born 1955, L.T. Ellis), British bryologist and lichenologist
- Martin Beazor Ellis (1911–1996, M.B. Ellis), mycologist, related to Janet Pamela Ellis (born 1918)
- Marion Durbin Ellis (1887–1972), U.S. entomologist and ichthyologist, wife of Max Mapes Ellis
- Max Mapes Ellis (1887–1953), U.S. ichthyologist
- Roger Pearson Ellis (born 1944, R.P.Ellis), South African botanist
- Ryan J. Ellis, Australian herpetologist