Kolha is numerically the most important tribe of Keonjhar District
, in Orissa
. Most of them reside in the Bhuyan Hills and the adjoining areas of Nayagarh
. Kolhas have a separate language of their own, but most of them use Oriya
as a subsidiary language.
Majority of the Kolhas follow Hindu customs and rites. They eat all kinds of flesh and are fond of Handia, fermented liquor. Agriculture is the main occupation; some of them work as field laborers.