Oppau

Oppau may refer to:


 * Ludwigshafen-Oppau, a suburb of Ludwigshafen, Germany
 * Oppau explosion, which occurred there in 1921
 * Opawa, Lower Silesian Voivodeship (German: Oppau), Poland
 * Zábřeh, Dolní Benešov, Czech Republic; See List of historical German and Czech names for places in the Czech Republic