Krutinsky District (Russian: Крути́нский райо́н) is an administrative[1] and municipal[5] district (raion), one of the thirty-two in Omsk Oblast, Russia.

It is located in the west of the oblast.

The area of the district is 5,700 square kilometers (2,200 sq mi).

[2] Its administrative center is the urban locality (a work settlement) of Krutinka.

[3] The Krutinka Lake group, with lakes Tenis-Saltaim, Ik and other smaller ones, is located in the district.