Dammbach (German pronunciation: [ˈdambax]) is a municipality in the Aschaffenburg district in the Regierungsbezirk of Lower Franconia (Unterfranken) in Bavaria, Germany, and a member of the Verwaltungsgemeinschaft (municipal association) of Mespelbrunn, whose seat is in Heimbuchenthal.

(as at municipal election held on 3 March 2008) The municipality's arms might be described thus: In chief above a bar wavy argent enhanced, gules an acorn in pale surmounted by two oakleaves in saltire of the first, the base party per pale, dexter barry of eight gules and Or, sinister azure a bend sinister argent surmounted by three rings azure.

Dammbach is a very new municipality, having arisen only in 1976 out of the formerly self-administering communities of Wintersbach and Krausenbach through voluntary merger.

The oakleaves and acorn in the chief symbolize the municipality's location in the High Spessart.

In Dammbach is found the air navigation beacon “PSA” of an international airway.