Sud or SUD may refer to:

Places

* Sud (Chamber of Deputies of Luxembourg constituency), a constituency in Luxembourg * Sud (department), an administrative subdivision of Haiti * Sud Department (Ivory Coast), defunct administrative subdivision of Ivory Coast * South Province, New Caledonia (French: ''Province Sud'') * Sud, Cidra, Puerto Rico, a ''barrio''

People

* Anjali Sud (born 1983), Indian American businesswoman and the CEO of Vimeo * Veena Sud, Canadian-born American television writer, director, and producer

Organizations and companies

* Solidaires Unitaires Démocratiques, a French group of trade unions

Transportation

*Sud Aviation, a defunct French state-owned aircraft manufacturer *Sudbury & Harrow Road railway station, London, England (National Rail station code)

Arts, entertainment, and media

* Sud (band), a Filipino band * Sud (1993 film), ''Sud'' (1993 film), a film by Gabriele Salvatores * Sud (1999 film), ''Sud'' (1999 film), a Belgian-Finnish-French English-language documentary art film about the dragging death of James Byrd Jr.

Science and technology

* Single use device, a label used in single use medical device reprocessing * Substance use disorder * Sustainable drainage system * Sud'', nickname for Alfa Romeo Alfasud

Other uses

* Ninlil, a Sumerian goddess originally called Sud