The Aldwych Theatre is a West End theatre, located in Aldwych in the City of Westminster, central London. It was listed Grade II on 20 July 1971. Its seating capacity is 1,200 on three levels.

Aldwych is a street and the name of the area immediately surrounding it, in the City of Westminster, part of Greater London, and is part of the West End Theatreland. The 450 metres (1,480 ft) street starts 600 metres (2,000 ft) east-northeast of Charing Cross, the conventional map centre-point of the capital city.