Ust-Ishimsky District

Ust-Ishimsky District (Усть-Иши́мский райо́н) is an administrative and municipal district (raion), one of the thirty-two in Omsk Oblast, Russia. It is located in the northwest of the oblast. The area of the district is 7846 km2. } Its administrative center is the rural locality (a selo) of Ust-Ishim, which, as its name indicates, is located at the confluence of the Ishim River with the Irtysh.

Population: 13,480 (2010 Census); The population of Ust-Ishim accounts for 35.6% of the district's total population.

The Ust'-Ishim man, an ancient skeleton dated to 45,000 years before present, was discovered on the bank of the Irtysh River in Ust-Ishimsky District.

Notable residents

 * Vilis Krištopans (born 1954), Latvian politician, Prime Minister of Latvia 1998–1999