Qusum County (Tibetan: ཆུ་གསུམ་རྫོང; Chinese: 曲松县) is a county under the administration of the prefecture-level city of Shannan in the Tibet Autonomous Region, China.

In 1999 the county had a population of 15,541 inhabitants.

[citation needed] The capital is Qusum.

Qusum County contains 2 towns and 3 townships.

This Shannan, Tibet location article is a stub.