Ordynsky District () is an administrative and municipal district (raion), one of the thirty in Novosibirsk Oblast, Russia. It is located in the southeast of the oblast. The area of the district is . Its administrative center is the urban locality (a work settlement) of Ordynskoye. Population: 36,708 (2010 Census); The population of Ordynskoye accounts for 27.9% of the district's total population.