Bolsheuluysky District (Russian: Большеулу́йский райо́н) is an administrative[1] and municipal[4] district (raion), one of the forty-three in Krasnoyarsk Krai, Russia.

The area of the district is 2,708 square kilometers (1,046 sq mi).

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

[7] The population of Bolshoy Uluy accounts for 43.6% of the district's total population.

[3] The district was founded on April 4, 1924.