Butler
The taxon authority Butler may refer to:
- Arthur Gardiner Butler (1844–1925), entomologist
- E. Ann Butler, ostracodologist
- Leonard Stanley Gough Butler, arachnologist
- Percy M. Butler (1912–2015), palaeontologist
- Peter J. Butler, spongiologist
- Richard James Butler, palaeontologist
- Stephen G. Butler, entomologist
- W. Ray Butler, microbiologist