LRP can refer to: Lateralized readiness potential, an electrophysiological brain response Layerwise Relevance Propagation, a method for understanding how artificial neural networks work Lead replacement petrol League for the Revolutionary Party Liberia Restoration Party The Linux Router Project Lipoprotein receptor-related proteins Lithuanian Regions Party Live action role-playing game Living free-radical polymerization Livestock risk protection, a type of crop insurance for livestock growers Long Range Patrol (disambiguation), military units that operate behind enemy lines LRP ration, a lightweight military food ration Lower riser package, for well intervention on a subsea oil well Long-range plan, business forecast Lo Rat Penat