Category 2

Category 2 or Category II may refer to:


 * Category 2 cable, a grade of unshielded twisted pair cabling
 * Category 2 tropical cyclone, on any of the Tropical cyclone scales
 * Category 2 pandemic, on the Pandemic Severity Index, an American influenza pandemic with a case-fatality ratio between 0.1% and 0.5%
 * Category 2 winter storm, on the Northeast Snowfall Impact Scale and the Regional Snowfall Index
 * Any of several winter storms listed at list of Northeast Snowfall Impact Scale winter storms
 * Category II New Testament manuscripts – Egyptian
 * Category II measurement – performed on circuits directly connected to the low voltage installation
 * Category-II Miniratna public sector undertakings (India)
 * Category II protected area (IUCN) – National Park
 * Category 02 non-silicate mineral – Sulfides, Sulfosalts, Sulfarsenates, Sulfantimonates, Selenides, Tellurides