Ölgii

Ölgii (Өлгий, ) may signify:


 * Ölgii Uul, a mountain in the Tavan Bogd massif in the extreme west of Mongolia
 * Bayan-Ölgii Province, an aimag of Mongolia
 * Ölgii (city), the capital of Bayan-Ölgii aimag
 * Ölgii Airport, the airport of Ölgii city
 * Ölgii, Uvs, a sum (district) of Uvs aimag