RPPN

RPPN may refer to:


 * Reserva Particular do Patrimônio Natural, a type of protected area in Brazil
 * RPPN da Unisc, Santa Cruz do Sul University Private Natural Heritage Reserve
 * Rastriya Prajatantra Party Nepal
 * Rancudo Airfield (IATA code: RPPN), an airport in Kalayaan, Palawan, Philippines