Darevskia portschinskii is a species of lizard in the family Lacertidae. The species is endemic to the South Caucasus region of Eurasia. There are two recognized subspecies.
The specific name, portschinskii, is in honor of Russian entomologist Josef Aloizievitsch Portschinski (1848–1916).
D. portschinskii is found in Armenia, Azerbaijan, and Georgia.
The natural habitats of D. portschinskii are rocky areas and shrubland at altitudes of 300–1,700 m (980–5,580 ft).
D. portschinskii is oviparous.