SWH

SWH may refer to:


 * Sai Wan Ho station, Hong Kong, MTR station code SWH
 * Sapir–Whorf hypothesis that the structure of a language affects the ways in which its speakers conceptualize their world.
 * Significant wave height, in physical oceanography, the mean wave height (trough to crest) of the highest third of the waves.
 * Solar water heating
 * Spot World Heritage, a satellite data distribution scheme.
 * Software Heritage
 * Swan Hill Airport, IATA airport code "SWH"
 * Swan Hill railway station, Australia