The Ashy Drongo (Dicrurus leucophaeus) is a species of bird in the drongo family Dicruridae. It is found widely distributed across South and Southeast Asia with several populations that vary in the shade of grey, migration patterns and in the size or presence of a white patch around the eye
The adult Ashy Drongo is mainly dark grey, and the tail is long and deeply forked, There are a number of subspecies varying in the shade of the grey plumage. Some subspecies have white markings on the head. Young birds are dull brownish grey.
The Ashy Drongo breeds in the hills of tropical southern Asia from eastern Afghanistan east to southern China and Indonesia. Many populations in the northern part of its range are migratory. Charles Vaurie described subspecies beavani (after Robert Cecil Beavan) as the population that breeds along the Himalayas that wintered in peninsular India. However later workers include this as part of longicaudatus which also has a population that breeds in central India.In winter, the species is particularly fond of hill forests. E. C. Stuart Baker described stevensi which Vaurie considered as being either beavani or hopwoodi of the eastern Himalayas. To the east of the range of hopwoodi is mouhouti of Thailand and Myanmar. To the north of this range are leucogenis and salangensis (both migratory mainly to areas further south but also known to the west in Nagaland) while bondi is found to the south. Along the southeast Asian island chain, there are number of insular populations including periophthalmus, batakensis, phaedrus, siberu and nigrescens. The nominate form is said to be found on Simalur, Java, Bali, Lombok, Palawan, and Balabac Islands