IUCN category may refer to:
- International Union for Conservation of Nature's IUCN protected area categories for the management of protected areas
- IUCN Red List categories, evaluating the imperilment of threatened species (least concern through to extinct)
Famous quotes containing the word category:
“I see no reason for calling my work poetry except that there is no other category in which to put it.”
—Marianne Moore (1887–1972)