UDG

UDG may refer to:

Universities

 * University of Girona, a university located in the city of Girona, Spain.
 * University of Granma, a university located in Bayamo, Cuba.
 * University of Guadalajara, a university located in the city of Guadalajara, Mexico
 * University of Donja Gorica, a university located in the city of Podgorica, Montenegro

Science

 * Uracil-DNA glycosylase, an enzyme which excises uracils from DNA
 * Double-stranded uracil-DNA glycosylase, an enzyme
 * Ultra diffuse galaxy
 * Unit disk graph from geometric graph theory

Others

 * udg, the ISO 639-3 code for the Muduga language
 * UDG (band), Czech pop rock band from town Ústí nad Labem.
 * UTMC Development Group, a UK local authority led UTMC management group
 * User-defined graphic: on early home computers, a small graphic created by the user and added to the character set.
 * Danganronpa Another Episode: Ultra Despair Girls