Riaño may refer to one of the following places in Spain:
Riaño, León, in the province of León Riaño, a locality of the municipality of Valle de Valdebezana Riaño, a locality of the municipality of Solórzano Riaño de Ibio, a locality of the municipality of Mazcuerras Riaño de Campoo, a parish in the municipality of Hermandad de Campoo de Suso Riaño (Langreo), a parish in the municipality of Langreo