Pestrechinsky District (; ) is an administrative and municipal district (raion), one of the forty-three in the Republic of Tatarstan, Russia. It is located in the northwestern central part of the republic. The area of the district is . Its administrative center is the rural locality (a selo) of Pestretsy. Population: 28,454 (2002 Census); The population of Pestretsy accounts for 27.9% of the district's total population.