KTP or KTp may refer to:
- Kappa Theta Pi
- Karl Parker (1895–1992), British art historian
- Kartu Tanda Penduduk, the Indonesian identity card
- Kentucky Truck Plant, Ford Motor Company manufacturing plant also known as Kentucky Truck Assembly
- Kissing the Pink
- Kitchen table polyamory, a style of polyamory
- Knowledge Transfer Partnerships
- Kommunistinen Työväenpuolue – Rauhan ja Sosialismin puolesta, a communist party in Finland
- Kotkan Työväen Palloilijat, Finnish football club
- Kristian Thalai Pâwl, an organisation of the Mizoram Presbyterian Church Synod
- Potassium trispyrazolylborate, a chemical compound
- Potassium titanyl phosphate, an inorganic crystal