A refrigerator is disclosed. An object of the present invention is to provide a refrigerator which can prevent a door configured to open and close a storage chamber sliding-movably from shaking rightward and leftward. A refrigerator includes a cabinet comprising a storage chamber, a door configured to open and close the storage chamber sliding-movably, and a guide member coupled to the door to prevent the door from shaking in a predetermined direction different from the direction of the door opening, the guide member sliding-movable with respect to a bottom surface of the storage chamber.