The Ethiopian ridgeback agama (Xenagama zonura), is a species of lizard in the family Agamidae.

The species is endemic to the Horn of Africa.

It is among the largest species of Xenagama, with snout-to-vent length of males up to 84.5mm.

[2] X. zonura is endemic to Ethiopia, in elevations between 2000 and 2500m.

[3][4] Comparatively to other Xenagama species, X. zonura resides at higher elevations.