The ashy drongo is a species of bird in the drongo family Dicruridae. It is found widely distributed across eastern and Southeast Asia, with several populations that vary in the shade of grey, migration patterns and in the size or presence of white patches around the eye.

The drongos are a family, Dicruridae, of passerine birds of the Old World tropics. The 31 species in the family are placed in a single genus, Dicrurus.