Posted in Business & Finance, Government & Military, Organizations, Pop Culture, Science DSZ stands for Daniel Schwartz (French contracting firm) DSZ stands for Dutch Simracing Zone (gaming website) DSZ stands for Deep Sea Zone (gaming; Sonic Robo Blast 2) DSZ stands for Double Seismic Zone (geology; Chile) DSZ stands for Drie Samenwerkende Zwemverenigingen (Dutch recreational area)