Uba or UBA (and diacritic variations) may refer to:
Ubá is a municipality located in the Zona da Mata mesoregion of Minas Gerais, Brazil, southeast of Belo Horizonte, and north of Rio de Janeiro. The estimated population of the city of Ubá was 99,708 in 2009. The current mayor of Ubá is Vadinho Baião.
Once a great tobacco producer, Ubá has one of the main furniture industry parks in Brazil. The city is the economic and cultural center of Ubá microregion. It is also home of the famous Ubá mango (Manga Ubá).