Sinojohnstonia is a genus of flowering plants belonging to the family Boraginaceae.

[1] It is native to China (within north-central, south-central, south-east and Inner Mongolia regions).

[1] The genus name of Sinojohnstonia is in honour of Ivan Murray Johnston (1898–1960), a United States botanist.

[2] The Latin suffix of Sino- refers to sinensis meaning from China.

[3] It was first described and published in Bull.