Tam Nông district, Đồng Tháp province

Tam Nông is a rural district (huyện) of Đồng Tháp province in the Mekong Delta region of Vietnam. As of 2003 the district had a population of 96,641. The district covers an area of 459 km² (177 sq mi). The district capital lies at Tràm Chim.

There is a bird sanctuary – Tràm Chim National Park – where red-headed crane (scientific name: Grus antigone sharpei) migrates to every spring. The most ideal living environment for this bird is the spikesedge field which is its diet.