Imperial Theater or Imperial Theatre may refer to: In Europe Imperial Theater, Copenhagen, Denmark Imperial Theatre, at the former Royal Aquarium, London Imperial Theatres of Russian Empire, existed in Saint Petersburg and Moscow till 1917.

In North America Imperial Theatre (Augusta, Georgia) Imperial Theater (San Francisco) Imperial Theatre, New York City Imperial Theatre, Saint John, New Brunswick, Canada Imperial Theatre, Toronto, former cinema now the Ed Mirvish Theatre

In Asia Imperial Theatre (Tokyo)