GTP

GTP may stand for:

Cars:
 * A mid-level performance model on the Pontiac Grand Prix and the Pontiac G6
 * Grand Touring Prototype, a race car category in IMSA GT Championship

Medicine, chemistry:
 * Guanosine triphosphate, an organic chemical
 * Good Tissue Practices, a medical standard
 * Green tea polyphenols, a class of polyphenolic compounds found in green tea

Mathematics, computer science:
 * Green's Theorem, one of several theorems that connect an integral in n-dimensional space with one in (n − 1)-dimensional space
 * Go Text Protocol, a protocol for the board game of go
 * GPRS Tunnelling Protocol, a group of protocols which carry GPRS data information over the UMTS and GSM networks

Locations:
 * Global TransPark, an economic development area in Eastern North Carolina, USA
 * Grand Trunk Pacific Railway reporting mark, a historical Canadian railway

Politics, education, communities:
 * Government Transformation Programme, Malaysia
 * Graduate Teacher Programme, a teacher education programme for UK trainee teachers
 * GTPlanet, an online community dedicated to Gran Turismo

Psychology:
 * Game Transfer Phenomena, a psychological phenomena

Zoology:
 * Green Tree Python, a species of snake

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