The mountain wagtail (Motacilla clara), also known as the long-tailed wagtail or grey-backed wagtail, is a species of wagtail of the family Motacillidae from sub-Saharan Africa.
A slender, long tailed wagtail with light bluish grey upperparts and white underparts with a narrow black breast band. The wings are black with white feather edges and two white wing covert bars. The outer tail is white and the tail centre is black. The face is blackish broken up with a white supercilium and the eyelid. Juveniles are browner than adults.