Táin Bó Cúailnge, an ancient Irish mythological epic tale

Tain Burghs (UK Parliament constituency), the historic district of burghs constituency in Scotland

Tain is a town and royal burgh in the Highland council area of Scotland. Tain can also refer to:

Any of the lesser táins of ancient Irish literature

Jeff "Tain" Watts, an American jazz drummer

The Tain, an album by the Decemberists, a United States band

A plate or foil made of tin and used in mirrors