UHP may refer to:
- UHP (lamp), a mercury-arc lamp used in projectors
- Universal Hall Pass, a pop rock band
or Henri Poincaré University, a French research university
- Utah Highway Patrol, a police agency in Utah
or United Brothers of the Proletariat Republican organisation in the Spanish Civil War
- Urea hydrogen peroxide, a reagent in organic synthesis, and also a disinfectant and bleaching agent.
- Ultra high pressure