Holm
The taxon authority Holm may refer to:
- Åke Holm, Swedish arachnologist
- Erik Holm, entomologist
- Herman Theodor Holm (1854–1932, Holm), Danish-American systematic botanist, agriculturalist and plant pathologist
- Kerstin Holm (born 1924, K.Holm), mycologist
- Lennart Holm (1921–2012, L.Holm), mycologist
- Peter Alfred Holm, US zoologist
- Theodor Holm (1880–1943, T.Holm), German botanist