A refrigerator having a first storage compartment with a first storage space and a movable shelf assembly disposed in the first storage space, wherein the movable shelf assembly includes a movable shelf movably disposed in the first storage space, a plurality of links, one end of each of the links being pivotably coupled to each of both sides of the movable shelf, and a driver coupled to the other end of each of the links such that each link pivots, wherein the driver is configured to move each link forwardly and outwardly of the first storage space and, at the same time, to pivot each link.