Dyson

Dyson may refer to:


 * Dyson (surname), people with the surname Dyson
 * Dyson (company), a Singaporean multinational home appliances company founded by James Dyson
 * Dyson (crater), a crater on the Moon
 * Dyson (operating system), a Unix general-purpose operating system derived from Debian using the illumos kernel, libc, and SMF init system
 * Dyson sphere, a hypothetical megastructure that completely encompasses a star and captures most or all of its power output
 * Dyson tree, a hypothetical plant suggested by physicist Freeman Dyson
 * Eufloria (formerly called Dyson), a video game based on the idea of Dyson trees
 * USS Dyson (DD-572), a United States Navy destroyer in commission from 1942 to 1947
 * NOAAS Oscar Dyson (R 224), an American fisheries and oceanographic research ship in commission in the National Oceanic and Atmospheric Administration since 2005
 * Dysons, an Australian bus operator
 * Dyson, a character in the Canadian television series Lost Girl
 * The Charles H. Dyson School of Applied Economics and Management, often referred to as "Dyson"