Jhanji(Assamese: [zã.zɪ]) is a small semi-rural area situated in Sivasagar and Jorhat districts.

The river Jhanji is famous from the time of Ahom kingdom in Assam.

In Assamese, Jhanji means "jhanjori kohiyua nodi"; the river which flows waste products of flood.

In old Bihu songs such as Jibon Jaji noi and Jhanji noi eribo nuwaru, the Jhanji river is mentioned.

Jhanji is part of the Jorhat (Lok Sabha constituency).