Jiangkou is a county in China, located in the northeast of Guizhou Province. It falls under the jurisdiction of Tongren, a prefecture-level city. The county government is seated in Shuangjiang.
Jiangkou is one of several places in China bearing this name, and it should not be confused with the Jiangkou district of the Shaanxi region. The Guizhou county lies in a mountainous part of the province, though the source material provides no further detail on its geography, population, or economy.