Quercus macranthera, commonly called the Caucasian oak, or the Persian oak, is a species of deciduous tree native to Western Asia (northern Iran, Turkey; and in the Caucasus in Georgia, Armenia, and Azerbaijan) that is occasionally grown as an ornamental tree in Europe growing to 30 m tall. It is placed in section Quercus.

Subspecies

It has two subspecies. One subspecies (Quercus macranthera subsp. syspirensis) is found in the thermophilic lower- and mid-montane shrub communities of Turkey, and the other subspecies (Quercus macranthera subsp. macranthera) is found in Georgia, Armenia, Azerbaijan and northern Iran, along the Caspian Sea.