GP3 may refer to:
GP3 Series, an open-wheeler motor racing series launched in 2010 Grand Prix 3, a racing simulator game .gp3, format used by Guitar Pro 1999 GP3 or (17055) 1999 GP3, a minor planet
See also
Moto3, motorcycle GP class 3 GPPP, global public–private partnership 3GP, a file format
G3P (disambiguation) (disambiguation) GP (disambiguation)