Roseto degli Abruzzi, more commonly Roseto, is a town and comune of the province of Teramo in the Abruzzo region of central Italy. It is a beach resort on the Adriatic Sea and has about 24,000 inhabitants. Geographically, Roseto is positioned on estuaries of the Vomano and Tordino Rivers. It is the second largest city in the province. In the last decade the city has witnessed a good deal of growth in the quarters of Borsacchio slightly to the north, Campo a Mare along the seacoast and Voltarrosto to the west.

A major north-south rail line running along the coast passes through Roseto connecting it to the provincial capitals of Pescara and Teramo. Towns nearby include Atri, Giulianova, Morro d'Oro, Mosciano Sant'Angelo, Notaresco and Pineto. Roseto is a popular and highly developed seaside location known throughout Italy and the world. It is sometimes referred to as Lido delle Rose (Beach of the Roses). More recently it has been associated with the "Bandiera Blu" (The Blue Banner).