Río de la Plata (disambiguation)

The Río de la Plata (River Plate) is a river estuary in Argentina and Uruguay.

Río de la Plata may also refer to:
 * United Provinces of the Río de la Plata, a short lived nation in South America between 1810-1831
 * Río de la Plata Basin, the hydrographical area that covers parts of Argentina, Brazil, Bolivia, Paraguay and Uruguay
 * Río de la Plata Craton, one of the five cratons (ancient nuclei) of the South American continent
 * Viceroyalty of the Río de la Plata, an administrative district within the Spanish empire
 * Governorate of the Río de la Plata, an administrative district preceding the viceroyalty
 * Río de la Plata Bank, a building in Madrid by Antonio Palacios
 * Río de la Plata (Puerto Rico), a river in Puerto Rico
 * La Plata River (San Juan River), in the United States