A refrigerator comprising: a main body having at least one storage compartment ; first and second doors to open or close the at least one storage compartment ; a pillar rotatably connected to the first door by a hinge to prevent cool air from leaking between the first and second doors ; and a holder disposed on the storage compartment to guide rotation of the pillar ; a rotation shaft to enable the pillar to rotate; a hinge body coupled to the first door and to which the rotation shaft is connected; and a rotation restriction unit contacting the holder to move the rotation shaft in a direction parallel to an extension direction of the rotation shaft , the rotation restriction unit selectively restricting the rotation of the pillar with respect to the rotation shaft , characterized in that the rotation restriction unit comprises: a locking device to prevent the pillar from rotating in a state where the first door is opened to maintain a folded state of the pillar ; and an unlocking device to release the locking of the locking device while the first door is closed to spread the pillar through the rotation of the pillar , wherein the locking device prevents the hinge body and the rotation shaft from relatively rotating with each other, and wherein the unlocking device comprises: an operator movably disposed within the pillar to press the rotation shaft ; and a push part disposed on the holder to press the operator while the first door is closed. a main body having at least one storage compartment ; first and second doors to open or close the at least one storage compartment ; a pillar rotatably connected to the first door by a hinge to prevent cool air from leaking between the first and second doors ; and a holder disposed on the storage compartment to guide rotation of the pillar ; a rotation shaft to enable the pillar to rotate; a hinge body coupled to the first door and to which the rotation shaft is connected; and a rotation restriction unit contacting the holder to move the rotation shaft in a direction parallel to an extension direction of the rotation shaft , the rotation restriction unit selectively restricting the rotation of the pillar with respect to the rotation shaft , characterized in that the rotation restriction unit comprises: a locking device to prevent the pillar from rotating in a state where the first door is opened to maintain a folded state of the pillar ; and an unlocking device to release the locking of the locking device while the first door is closed to spread the pillar through the rotation of the pillar , a locking device to prevent the pillar from rotating in a state where the first door is opened to maintain a folded state of the pillar ; and an unlocking device to release the locking of the locking device while the first door is closed to spread the pillar through the rotation of the pillar , wherein the locking device prevents the hinge body and the rotation shaft from relatively rotating with each other, and wherein the unlocking device comprises: an operator movably disposed within the pillar to press the rotation shaft ; and a push part disposed on the holder to press the operator while the first door is closed. an operator movably disposed within the pillar to press the rotation shaft ; and a push part disposed on the holder to press the operator while the first door is closed. <EOS>