King's Theatre or Kings Theatre may refer to:
Theatres Australia King's Theatre, Adelaide, South Australia (1911–1928) King's Theatre, Melbourne, Victoria (1908–1950s) King's Theatre, Thirroul, New South Wales (built 1925), now Anita's Theatre Metropolis Fremantle, Western Australia, a performance venue and nightclub, formerly King's Theatre
United Kingdom His Majesty's Theatre, London, England, known as King's Theatre 1714–1837 King's Theatre, Edinburgh, Scotland King's Theatre, Glasgow, Scotland King's Theatre, Hammersmith, London, England Kings Theatre, Kilmarnock, Scotland Kings Theatre, Southsea, Portsmouth, England
Other countries Kings Theatre, now Mercury Theatre, Auckland, New Zealand Kings Theatre (Brooklyn), New York City, U.S.
Other uses King's Theatre (horse) (1991–2011), a racehorse