Secret Key
Secret Key may refer to:
- A key item in Generation I that is used to enter the Cinnabar Island Gym: Secret Key (Generation I)
- A key item in Generation III that is used to enter the Cinnabar Island Gym in the remakes of Pokémon Red and Green: Secret Key (Generation III)
- A key item in Generation IV used to open the door that leads to items which can transform Rotom: Secret Key (Generation IV)