UD

UD may refer to:
*UD Nissan Diesel, Japanese truck manufacturer
*Universal Declaration of Human Rights, a declaration adopted by the United Nations General Assembly
*University of Dallas, a Catholic university in Texas
*University of Dayton, a university in Ohio
*University of Delaware, a university in the United States
*University of Detroit Jesuit High School and Academy, a Catholic secondary school in Michigan
*University of Detroit Mercy, a Catholic university in Michigan
*University of Dublin, a university in the Republic of Ireland
*University of Dubuque, a Presbyterian university in Iowa
*University of Durham, a university in the United Kingdom
*Urban Dictionary, an online reference for slang terminology
*"Utenriksdepartementet," the Norwegian Ministry of Foreign Affairs
*"Utrikesdepartementet," the Swedish Ministry of Foreign Affairs
*United Devices, a commercial distributed computing company that focuses on CPU scavenging and enterprise cluster management
*United Distillers, a whiskey holding company
*Upper Deck, a manufacturer of collectibles and trading cards
*Urban Dead, a massively multiplayer online role-playing game
*Undead, particularly undead in the Warcraft universe
*Hex'Air's IATA airline designator
*Ud, a Middle Eastern instrument

See also

* Oud (disambiguation)