Río or Rio Arriba is the name of the following places in the United States:
Rio Arriba County, New Mexico Río Arriba, Añasco, Puerto Rico, a barrio Río Arriba, Arecibo, Puerto Rico, a barrio Río Arriba, Fajardo, Puerto Rico, a barrio Río Arriba, Vega Baja, Puerto Rico, a barrio
See also Río Arriba Rebellion, an 1837 revolt in New Mexico