Uda or UDA may refer to:
Organizations UD Almería, a Spanish football club Unión Deportivo Ascensión, a Peruvian football club Ulster Defence Association, a loyalist paramilitary organisation in Northern Ireland Union des artistes, a Quebec actors' union Union for Democratic Action, an American political organization United Democratic Alliance (disambiguation), various political parties Urban Development Authority, a department of the Ministry of Urban Development (Sri Lanka) University of Atacama () UDA Holdings, a Malaysian holding company
Places Uda, Argeș, a commune in Argeș County, Romania Uda, Nara, a city in Japan Uda District, Nara, Japan Uda District, Iwaki, a district of Iwaki Province, Japan during the Nara period Wuda District, Wuhai, Inner Mongolia, China (sometimes called Uda District) Uda, a village in Tătăruși Commune, Iași County, Romania
Rivers Uda (Khabarovsk Krai), a river in the Russian Far East, flowing into the Sea of Okhotsk Uda (Selenga), a tributary of the Selenga in Buryatia, Russia Uda River (Uda), a river in Japan; see Shibuya River Uda, the name for the upper course of the river Chuna in Irkutsk Oblast, Russia Uda, another name for the river Udy, a tributary of the Donets in Ukraine
People Emperor Uda (866–931), Emperor of Japan Uda (surname), a surname
Other uses Undocumented alien Uda-class oiler, a class of oilers built for the Soviet Navy Uda language, a language of Nigeria Uda sheep, a breed of sheep uda-, a proposed SI unit prefix for 1036.