Hilsa (disambiguation)
Hilsa is a common name for Tenualosa ilisha a fish found in Bangladesh and India. Hilsa may also refer to:

Hilsa (genus), a genus of fishes containing a single species, Hilsa kelee, found in the Indian and Pacific Oceans
Hilsa, Bihar, a city and a notified area in the Indian state of Bihar
Hilsa, Nepal, a town in Nepal