Têwo County (Tibetan: ཐེ་བོ་རྫོང་།; Chinese: 迭部县) is a county in the south of Gansu province of China, bordering Sichuan province to the south.

It is under the administration of the prefecture-level city of Gannan Prefecture.

The Lazikou Pass, a mountain pass of strategical significance during the Long March, is located in Têwo County.

Têwo County is divided to 5 towns and 6 townships.

[2] This Gansu location article is a stub.