Navashinsky District (Russian: Нава́шинский райо́н) was an administrative[1] and municipal[4] district (raion) in Nizhny Novgorod Oblast, Russia.

The area of the district was 1,277.5 square kilometers (493.2 sq mi).

[1] Per Law #66-Z of May 13, 2015, the district was transformed into a town of oblast significance of Navashino.

[2] In a similar manner, Law #58-Z of May 8, 2015 abolished Navashinsky Municipal District and transformed it into Navashinsky Urban Okrug.

[9] As of May 2015, the district was administratively divided into one town of district significance (Navashino) and four selsoviets (comprising fifty rural localities).