Nieto
The taxon authority Nieto may refer to:
- Adrián Nieto-Montes de Oca, Mexican herpetologist
- Carolina Nieto, Argentinian entomologist
- Gonzalo Nieto Feliner (born 1958, Nieto Fel.), Spanish botanist
- Irma Gisela Nieto-Castañeda, arachnologist
- Juan Manuel Nieto Nafría, Spanish entomologist
- Julián Alexander Mendivil Nieto, Colombian entomologist
- Manuel Nieto-Díaz, Spanish palaeontologist
- Maria Lucila Nieto (fl. 1994, M.L.Nieto), botanist