UD or ud may refer to:

Companies

* UD Trucks, a Japanese truck manufacturer * United Devices, a commercial distributed computing company * United Distillers, a whiskey holding company * Upper Deck, a manufacturer of collectibles and trading cards * Hex'Air (IATA airline designator UD), a French regional airline

Organizations

* '' Unificación Democrática'', the Democratic Unification political party in Honduras * ''Unión Democrática'', a political party in Guatemala * Unlock Democracy, a British political organization *

Utenriksdepartementet The Royal Norwegian Ministry of Foreign Affairs ( Norwegian (Bokmål): ''Det kongelige utenriksdepartement''; Norwegian (Nynorsk): ''Det kongelege utanriksdepartement'') is the foreign ministry of the Kingdom of Norway. It was established on June ...

, the Norwegian Ministry of Foreign Affairs *

Utrikesdepartementet The Ministry for Foreign Affairs ( sv, Utrikesdepartementet, UD) is responsible for Swedish foreign policy. History The ministry for Foreign Affairs was created in 1791 when King Gustav III set up ''Konungens kabinett för den utrikes brevv� ...

, the Swedish Ministry of Foreign Affairs

Schools

U.S.

* University of Dallas, Texas * University of Dayton, Ohio * University of Delaware * University of Dubuque, Iowa * University of Detroit Mercy, a Catholic university in Michigan *

University of Detroit Jesuit High School and Academy The University of Detroit Jesuit High School and Academy was founded in 1877, and is one of two Jesuit high schools in the city of Detroit, Michigan, the other being Loyola High School. Located in the Roman Catholic Archdiocese of Detroit, the sc ...

, a Catholic secondary school in Michigan

Elsewhere

* University of Dammam, Saudi Arabia *

University of Dublin The University of Dublin ( ga, Ollscoil Átha Cliath), corporately designated the Chancellor, Doctors and Masters of the University of Dublin, is a university located in Dublin, Ireland. It is the degree-awarding body for Trinity College Dubl ...

, Ireland * University of Durham, U.K.

Other