Plauen (German pronunciation: [ˈplaʊən] ; Upper Sorbian: Pławno; Czech: Plavno) is a town in Saxony, Germany with a population of around 65,000. It is Saxony's 5th most populated city after Leipzig, Dresden, Chemnitz and Zwickau, the second-largest city of the Vogtland after Gera, as well as the largest city in the Saxon Vogtland region (Sächsisches Vogtland).
The city lies on the upper reaches of the White Elster River, a tributary of the Saale, in the Central Vogtlandian Hill Country. Plauen is the southwesternmost city of a string of cities sitting in the densely populated foreland of the Elster and Ore Mountains, stretching from Plauen in the southwest via Zwickau, Chemnitz and Freiberg to Dresden in the northeast. It is the county seat of the Vogtland District. Plauen directly borders Greiz in Thuringia to the north, and it is also situated near the Saxon border with Bavaria (Franconia) and the Czech Republic (Bohemia).