RGP may refer to:
- Recognized ground picture -
- Redemption grace period - A measure taken against the practice of "domain sniping", instituted by the Internet Corporation for Assigned Names and Numbers (ICANN).
- Rigid gas permeable - A type of contact lens
- Royal Gibraltar Police - One of the two principal civilian law enforcement agencies in the British overseas territory of Gibraltar.
- Gingipain R, an enzyme