Waidhaus is a municipality in Neustadt an der Waldnaab in Bavaria, Germany. It is near the border with the Czech Republic, and near the border crossing between Bavaria and the Czech Republic, where the Bavarian A6 meets the Czech D5 motorway. The closest towns are on the German side Pleystein and on the Czech side Rozvadov.
A gas pipeline and a powerline also cross the border between Bavaria and the Czech Republic there.