Dischistodus perspicillatus, commonly known as the white damsel, is a species of fish native to the Andaman Sea and eastern Indian Ocean.
The white damsel is mainly white or light colored, with some black spots. They have minimal sexual dimorphism. The species can reach a length of , and they have a total of 13 dorsal spines.
The white damsel lives near coral reefs with algae or seagrass. They are diurnal. The fish has a territorial nature that may lead to possible aggression. Their territoriality may be due to protecting their algae from other herbivores against detrital production and accumulation.