The Brahmani River is a tributary of the Dwarka River.
The Brahmani originates in the Santhal Parganas in Jharkhand and then flows through Birbhum district, bisecting Rampurhat subdivision. It finally flows through Murshidabad district, where it joins the Dwarka River.
It is a hill stream with beds full of pebbles and yellow clay.
Baidhara barrage on the Brahmani has a capacity of ,