Nai Gaj (Sindhi: نئي گاج, Urdu: نئی گاج) is an ephemeral river in Dadu District of Sindh, Pakistan.

The Government of Pakistan build the Nai Gaj Dam on its course.

Nai Gaj drains part of the Kirthar Mountains, and flows from Balochistan province towards Sindh.

It ends at Lake Manchar after flowing through the arid areas of Kachho in Dadu District.

You can help Wikipedia by expanding it.This article related to topography is a stub.