'''HSP''' may refer to: {{TOCright}} == Biology, chemistry, and medicine == *Hansen solubility parameters *Heat shock protein *Henoch–Schönlein purpura *Hereditary spastic paraplegia *Highly sensitive person, with high sensory processing sensitivity (SPS)
== Mathematics, software, and technology == *Hidden subgroup problem, in mathematics *High Speed Photometer, Hubble Space Telescope instrument *Host signal processing, software emulating hardware *Hot Soup Processor, a programming language *High-Scoring Segment Pair, in the BLAST algorithm *Headset Profile, a Bluetooth profile
== Education == *Harvard Sussex Program, an inter-university collaboration *Holy Spirit Preparatory School, in Atlanta, Georgia, United States
== Political parties == * Croatian Party of Rights (Croatian: ''{{lang|hr|Hrvatska stranka prava}}'') * People's Voice Party (Turkish: ''{{lang|tr|Halkın Sesi Partisi}}''), Turkey
== Other uses == *Halal snack pack, an Australian dish
{{disambiguation}}