The Republic of Adygea, (; also known as the Adyghe Republic, is a republic of Russia. It is situated in the North Caucasus of Eastern Europe. The republic is a part of the Southern Federal District, and covers an area of 7,600 square kilometers (2,900 sq mi), with a population of roughly 496,934 residents. It is an enclave within Krasnodar Krai and is the fifth-smallest Russian federal subject by area. Maykop is the capital and the largest city of Adygea, home to one-third of the republic's population.

Adygea is one of Russia's ethnic republics, primarily representing the indigenous Circassian people that form 25% of the Republic's population, while Russians form a majority at 60%, and with minority populations of Armenians and Ukrainians. The official languages of Adygea are Adyghe and Russian.