SUP

Sup or SUP may refer to:


 * Saskatchewan United Party, a political party in Saskatchewan
 * Supremum or sup, in mathematics, the least upper bound
 * Societas unius personae, proposed EU type of single-person company
 * SUP Media or Sup Fabrik, a Russian internet company
 * Sailors' Union of the Pacific
 * Scottish Unionist Party (1986), established in the mid-1980s
 * Simple Update Protocol, dropped proposal to speed RSS and Atom
 * Software Upgrade Protocol
 * Standup paddleboarding
 * Stanford University Press
 * Sydney University Press
 * Syracuse University Press
 * Sup squark, the supersymmetric partner of the up quark
 * , an HTML tag for superscript
 * Supangle or sup, a Turkish dessert