Trunovsky District (Russian: Труно́вский райо́н) is an administrative district (raion), one of the twenty-six in Stavropol Krai, Russia.

[4] It is located in the northwest of the krai.

The area of the district is 1,686 square kilometers (651 sq mi).

[2] Its administrative center is the rural locality (a selo) of Donskoye.

[8] The population of Donskoye accounts for 43.2% of the district's total population.