Can refer to:
- A woman who becomes ruler of a monarchy (queen regnant).
- A king's wife (queen consort).
- A reproductive female ant or other social insect.
- A successful British rock band.
- A playing card in a standard deck of cards which carries a picture of a queen.
- The most powerful piece in the game of chess.
- A dominant woman in some field of activity.
- A flamboyant homosexual.