Knapp
The taxon authority Knapp may refer to:
- John Leonard Knapp (1767–1845, Knapp) English naturalist and botanist
- Leslie W. Knapp, U.S. ichthyologist
- Markus Knapp, acarologist
- Ralf Knapp (fl. 2011; Ralf Knapp), botanist
- Roland A. Knapp, herpetologist
- Sandra Knapp (born 1956, S.Knapp), botanist
- Wesley Martin Knapp (fl. 2010; W.M.Knapp), botanist
- William D. Knapp, Brazilian entomologist