Cassiope is a genus of 18 small shrubby species in the family Ericaceae. It is the sole genus in the subfamily Cassiopoideae. They are native to the Arctic and north temperate montane regions. The genus is named after Cassiopeia of Greek mythology.

Cassiope has scale-like leaves lying against the stems, and produce solitary bell-shaped flowers in late spring. Though hardy, flowers can be damaged by late frosts.

Plants of the World Online (POWO) accepts 18 species and 1 hybrid:

Cassiope is cultivated in gardens, suitable sites being rock gardens, peat banks or glades in woodland areas.