Dryas

Dryas may refer to:

Biology

 * Dryas (plant), a genus of plants
 * Dryas, a monotypic genus of butterflies containing the single species Dryas iulia
 * Dryas monkey (Cercopithecus dryas), a little-known species of guenon found only in the Congo Basin

Geology

 * Dryas, the name of several climatic periods, named for their abundant dryas flowers:
 * Oldest Dryas
 * Older Dryas
 * Middle Dryas
 * Younger Dryas

Other uses

 * Dryas (mythology), several characters in Greek mythology
 * Drias, Kavala, or Dryas, a village in Greece