Vellalar is a group of castes in the Indian states of Tamil Nadu, Kerala and northeastern parts of Sri Lanka. The Vellalar are members of several endogamous castes such as the numerically strong Arunattu Vellalar, Chozhia Vellalar, Karkarthar Vellalar, Kongu Vellalar, Thuluva Vellalar and Sri Lankan Vellalar.