Kamyshinsky District (Russian: Камы́шинский райо́н) is an administrative district (raion), one of the thirty-three in Volgograd Oblast, Russia. As a municipal division, it is incorporated as Kamyshinsky Municipal District. It is located in the northeast of the oblast. The area of the district is 3,563 square kilometers (1,376 sq mi). Its administrative center is the city of Kamyshin (which is not administratively a part of the district).