Dawukou District (simplified Chinese: 大武口区; traditional Chinese: 大武口區; pinyin: Dàwǔkǒu Qū; Wade–Giles: Ta-wu-k’ou Ch’ü, Xiao'erjing: دَاوُکِو ٿِيُوِ) is a district and the seat of the city of Shizuishan in the northwest of the Ningxia Hui Autonomous Region of China, bordering Inner Mongolia to the north and northwest.

It has a total area of 1,007 km2 (389 sq mi), and a population of approximately 230,000 people.[when?]

Dawukou District is a well-known industrial region, and it has attracted considerable investment in recent years.

The district's main projects vary greatly, and mainly include light polluting or non-polluting industries.

Dawukou District has 10 subdistricts and 1 town.