Look up UD, Ud, ud, or 'ud in Wiktionary, the free dictionary.

UD or ud may refer to:

• 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

• Unificación Democrática, the Democratic Unification political party in Honduras
• Unión Democrática, a political party in Guatemala
• Unlock Democracy, a British political organization
• Utenriksdepartementet, the Norwegian Ministry of Foreign Affairs
• Utrikesdepartementet, the Swedish Ministry of Foreign Affairs

• 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, a Catholic secondary school in Michigan

• University of Dammam, Saudi Arabia
• University of Dublin, Ireland
• University of Durham, U.K.

• Ud., an abbreviation of the Spanish personal pronoun usted
• Udonis Haslem, American basketball player nicknamed UD and Captain UD
• Ud (cuneiform), a sign in cuneiform writing
• Universal Dependencies, a project in analyzing syntax
• Unanimous decision, in combat sports
• Unlawful detainer, or eviction, in property law
• Urban Dictionary, a crowdsourced online slang dictionary
• Regional decentralization entity of Udine, a province in Italy whose postal abbreviation is "UD"

• Oud (sometimes spelled as ud), a short-neck lute-type, pear-shaped, fretless stringed instrument

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