LMP may stand for:
- La Musique Populaire, an American indiepop band
- Lampedusa Airport, an airport in Lampedusa, Italy with IATA code LMP
- Larson-Miller Parameter, prediction of the effects of time and temperature on materials
- Last Menstrual Period, the first day of the menstrual period prior to conceiving, used to calculate Expected Date of Delivery
- Lehet más a politika ("Politics can be different"), a political party in Hungary formed in 2009 from a civilian initiative
- Le Mans Prototype, a type of custom-built race car intended for sports car racing and endurance racing
- Licensed Massage Practitioner,
- Liga Mexicana del Pacifico, a Mexican winter baseball league
- "Like My Post", an invitation for readers to request an action by providing single-click feedback on a social website
- LIMB Music Products & Publishing (LMP), an independent record label based in Hamburg, Germany
- Link Management Protocol (Bluetooth), a protocol for initiating and controlling the link between bluetooth terminals
- Link Management Protocol (Internet), a protocol, defined in RFC 4204 that runs between a pair of nodes and is used to manage traffic engineering (TE) links
- Lisa Marie Presley, an American singer-songwriter and daughter of Elvis and Priscilla Presley
- Lithium Metal Polymer battery, a type of Lithium-ion polymer battery
- Locational Marginal Pricing, also known as nodal pricing, a pricing concept used in some deregulated electricity markets
- London Metropolitan Police, also known as the Metropolitan Police Service (MPS), is the police force responsible for law enforcement within Greater London, excluding the City of London
- London Mozart Players, a British classical chamber orchestra based in Croydon, England
- Lunar Module Pilot, the pilot of Apollo Lunar Module during Apollo program missions