Kyrinsky District (Russian: Кыринский райо́н) is an administrative[1] and municipal[5] district (raion), one of the thirty-one in Zabaykalsky Krai, Russia.

It is located in the southwest of the krai, and borders with Ulyotovsky District in the north.

The area of the district is 16,200 square kilometers (6,300 sq mi).

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

[3] The Khentei-Daur Highlands are located in the eastern part of the district.