Khyargas (Mongolian: Хяргас, romanized: Hyargas, pronounced [ˈçærɢəs]) is a sum (district) of Uvs Province in western Mongolia.

Khyargas District
Хяргас сум
ᠬᠢᠷᠭᠢᠰᠰᠤᠮᠤ
CountryMongolia
ProvinceUvs Province
Time zoneUTC+7 (UTC + 7)

The sum is named after Khyargas lake, which is 80 km south of the sum center.

The sum center was formerly located at another site, 49°32′51″N 93°49′36″E / 49.54750°N 93.82667°E / 49.54750; 93.82667.

49°40′16″N 93°46′46″E / 49.67111°N 93.77944°E / 49.67111; 93.77944