YU or Yu may refer to:
Yugoslavia (; Serbo-Croatian: Jugoslavija/Југославија [juɡǒslaːʋija]; Slovene: Jugoslavija [juɡɔˈslàːʋija]; Macedonian: Југославија [juɡɔˈsɫavija]; Pannonian Rusyn: Югославия, transcr.
The Yugoslav Wars were a series of separate but related ethnic conflicts, wars of independence and insurgencies fought in the former Yugoslavia from 1991 to 2001, which led to the breakup of the Yugoslav state.
Yuvraj Singh (born 12 December 1981) is a former Indian cricketer who played in all forms of the game.
Yunnan (云南) is a province in Southwest China. The province spans approximately 394,000 square kilometres (152,000 sq mi) and has a population of 47.368 million (as of 2015).
Yul Brynner (born Yuliy Borisovich Briner, Russian: Юлий Борисович Бринер; July 11, 1920 – October 10, 1985) was a Russian-American film and stage actor.Brynner was best known for his portrayal of King Mongkut of Siam in the Rodgers and Hammerstein musical The King and I, for which he won two Tony Awards and an Academy Award for the film version.