A refrigerator includes a cabinet defining a storage compartment, a sliding shelf configured to discharge forward from the compartment, a folding shelf configured to, based on rotation of the folding shelf, switch positions between a first position in which the folding shelf is disposed along a plane of the sliding shelf and a second position in which the folding shelf is disposed transverse to the plane, a hinge unit configured to couple the folding shelf to a side surface of the compartment, a rotation stopper located on the side surface and configured to resist rotation of the folding shelf, and a supporter that is configured to support the folding shelf based on the folding shelf being disposed at the first position and that includes a protrusion at a bottom surface of the folding shelf, and a press portion at the hinge unit and configured to press the protrusion.