Disclosed herein is a refrigerator having a structure to be assembled in the manufacturing of the refrigerator and configured to reduce a load applied to a drive unit driving a rail although a position of the rail is displaced with respect to a refrigerator body. The refrigerator includes a body, a storage compartment disposed inside the body and provided with an opening, a drawer configured to open and close the opening of the storage compartment, and a sliding apparatus configured to slidably support the drawer against the storage compartment and the sliding apparatus includes a first rail installed on an inner wall of the storage compartment, a second rail installed on the drawer and configured to be slidable with respect to the first rail, and a drive unit installed on the first rail and configured to provide a driving force to slide the second rail.