KPP may refer to:

• Communist Party of Poland
• Communist Party of Transnistria, abbreviated KPP in Russian
• Fisher's equation, also known as the Kolmogorov–Petrovsky–Piskunov equation
• Kai Pearce-Paul, rugby league player
• Kamerun People's Party
• Kentucky Proud Park, a baseball stadium in Lexington, Kentucky, USA (University of Kentucky)
• Kernel Patch Protection, a security feature of Microsoft Windows
• Key Performance Parameters, convey critical performance goals in JCIDS
• Kinetic PreProcessor, an open-source software tool used in atmospheric chemistry
• Korean Patriots Party, a political party in the Republic of Korea (South Korea), right-wing conservatives
• Kyary Pamyu Pamyu, a Japanese female singer