LMP1 may refer to:

• Epstein–Barr virus latent membrane protein 1
• Le Mans Prototype, a type of sports prototype race car
• GMS Durango LMP1, a Le Mans Prototype built for Durango by GMS in 2000
• Panoz LMP-1 Roadster-S, a Le Mans Prototype built for Panoz in 1999