União means
union in
portuguese.
It is also part of the names of the following:
- União Agrícola Barbarense Futebol Clube, Brazilian football club.
- União São João Esporte Clube, Brazilian football club.
- União Bandeirante Futebol Clube, Brazilian football club.
- União do Vegetal, a church known for its usage of Hoasca as tea.
- União dos Palmares, a city in Alagoas state, Brazil.
- União Micaelense, Portuguese football club.
- União de São Lourenço, Cape Verdean football club.
- União da Vitória, a city in Paraná state, Brazil
- União Madeira, Portuguese football club.