Kalkulam is a small village located in Kalkulam taluk, Kanyakumari district, Tamil Nadu, India. The taluk was among several in Thiruvananthapuram district that with the passage of the States Reorganisation Act of 1956 were transferred from Thiruvananthapuram district, Travancore-Cochin State to the newly created Kanyakumari district of Madras State (the latter later renamed as Tamil Nadu State).