Odessky District () is an administrative and municipal district (raion), one of the thirty-two in Omsk Oblast, Russia. It is located in the south of the oblast. The area of the district is . Its administrative center is the rural locality (a selo) of Odesskoye. Population: 17,422 (2010 Census); The population of Odesskoye accounts for 35.3% of the district's total population.