The Sanggan River or Sanggan He (Chinese: 桑干河), also known in English as Sangkan River, is a river in northern China.

In addition to its significance in hydrology, it is culturally significant as it has been mentioned in various poems, essays, and novels, including a poem by Chen Tao and an award-winning novel The Sun Shines Over Sanggan River by Ding Ling.

[1] It is also one of the rivers that gave birth to early civilizations.

It originates in Shanxi Province.

It merges with the Yang He (洋河) in Hebei Province and then flows into the Guanting Reservoir.