Coronet Theatre may refer to:

• Coronet Theatre (Los Angeles), a former theatre which closed in 2008
• Eugene O'Neill Theatre, New York, formerly called the Coronet Theatre
• The Coronet, Elephant and Castle, London, also called the Coronet Theatre
• Coronet Cinema, Notting Hill, London, formerly the Coronet Theatre
• Coronet Theatre, London, formerly The Print Room, is an Off West End theatre located in the former Coronet Cinema in London