Schönau an der Triesting is a town in the district of Baden, in the state of Lower Austria, Austria. It lies in the eastern part of the country, within the Triesting valley, from which it takes the second part of its name.
The town is one of several municipalities that make up the Baden district, an area located to the south of Vienna. As with other settlements in the region, its name distinguishes it from other places called Schönau.