Petropavlovsky District (Russian: Петропа́вловский райо́н) is an administrative[1] and municipal[4] district (raion), one of the thirty-two in Voronezh Oblast, Russia.

It is located in the southeast of the oblast.

The area of the district is 1,643.59 square kilometers (634.59 sq mi).

[2] Its administrative center is the rural locality (a selo) of Petropavlovka.

[8] The population of Petropavlovka accounts for 29.0% of the district's total population.