Nanguan District (simplified Chinese: 南关区; traditional Chinese: 南關區; pinyin: Nánguān Qū) is one of seven districts of the prefecture-level city of Changchun, the capital of Jilin Province, Northeast China, and forms part of the urban core. It borders the districts of Kuancheng to the north, Erdao to the northeast, Shuangyang to the southeast, Chaoyang to the west, and the prefecture-level city of Siping to the south.