The present disclosure provides a pre-hemming apparatus including: an actuator which is coupled to one side of a main body; a pre-hemming body which is positioned at the other side of the main body and has a pre-hemming punch; and a driving link which connects the actuator with the pre-hemming body at the main body, has a plurality of link members that are operated by the actuator, and transmits force for pre-hemming a subject to the pre-hemming body when the plurality of link members are operated.