Hazarika is a surname from Assam, India.
Originally the title was conferred by the Ahom kingdom of medieval Assam. The Assamese community has a naming system which is loosely based on their ancestors' profession during Ahom kings' reign. During Ahom reign, Hazarika was commander over 1000 Paiks (Hazar=1000). The surname is common to Hindu and Muslim in Assam. The surname belongs to Bagh Hazarika whose wealthy descendants historically had extensive land holdings in Assam. The surname mostly belongs to the Kalita, Ahom, Sutiya, Sonowal Kacharis and Koch communities.
Hazarika surname is also in the caste called "Dom" (डोम), Doms are Schedule Caste people.