Léger
The taxon authority Léger may refer to:
- Jean-François Léger (born 1972; J.-F.Léger), French botanist
- Louis-Urbain-Eugène Léger (1866–1948; L.Léger), French microbiologist and mycologist
- Louis Raoul Urbain Théophile Maurice Léger (1866–1901; Léger), French botanist
- Marcel Léger (1878–1934; M.Léger), French parasitologist
- Théo Léger, French entomologist