The Aegean region (Turkish: Ege Bölgesi) is one of the 7 geographical regions of Turkey. The largest city in the region is İzmir. Other big cities are Manisa, Aydın, Denizli, Muğla, Afyonkarahisar and Kütahya.

Located in western Turkey, it is bordered by the Aegean Sea to the west, the Marmara region to the north, the Central Anatolia Region to the east, and the Mediterranean Region to the south.

Among the four coastal regions, the Aegean Region has the longest coastline.

The ecoregions of this region are all Terrestrial, more specifically Palearctic, and still more so, Mediterranean forests, woodlands, and scrub. Different parts are within the following classifications:

Provinces that are entirely in the Aegean Region:

Provinces that are mostly in the Aegean Region:

Provinces that are partially in the Aegean Region:

The climate of the Aegean Region has a Mediterranean climate at the coast, with hot, dry summers and mild to cool, wet winters and a semi-arid continental climate in the interior with hot, dry summers and cold, snowy winters.