Unterbach

Unterbach may refer to:


 * Düsseldorf-Unterbach, an urban borough of the German city of Düsseldorf
 * Lake Unterbach, a former excavator lake in Düsseldorf
 * Unterbach Air Base, a military air base in Switzerland
 * Unterbach, Meiringen, a settlement in the Swiss canton of Bern
 * Unterbach, St. Martin in Passeier, a hamlet in the Italian province of South Tyrol

Also
 * Unterbäch, a municipality in the district of Raron in the canton of Valais in Switzerland