MEP may refer to:
Organisations Hollings Manufacturing Extension Partnership, an NIST network of centers, US Maison européenne de la photographie, a photography centre in Paris Massachusetts Environmental Police, US Mission Essential (formerly Mission Essential Personnel), an American defense contractor Paris Foreign Missions Society (), a Catholic organization
Politics Mahajana Eksath Peramuna, a political party in Sri Lanka Mahajana Eksath Peramuna (1956), a former political alliance in Sri Lanka Member of the European Parliament Model European Parliament, a simulation for students Ministry of Environmental Protection (disambiguation) Hope for Portugal Movement (), a political party People's Electoral Movement (Aruba) (), a political party People's Electoral Movement (Venezuela) (), a political party
Science and technology Science Mars Exploration Program, NASA Maximal expiratory pressure, using a respiratory pressure meter Megakaryocyte–erythroid progenitor cell, blood cells Melanophlogite, a silicate mineral Motor evoked potentials, in the nervous system 2-C-Methylerythritol 4-phosphate, an intermediate on the MEP pathway
Technology and engineering Mean effective pressure, of internal combustion engines Mechanical, electrical, and plumbing, in building design Media-embedded processor (MeP), by Toshiba Message exchange pattern, in software architecture
Transportation Meopham railway station (station code: MEP), in England Mersing Airport (IATA airport code: MEP), an airport in Malaysia Multi-engine piston, a pilot's rating class
Other uses Miriwoong language (ISO 639 code: mep), an Australian language Mogens E. Pedersen (1928–2014), Danish Journalist nicknamed MEP