A refrigerator includes a hinge bracket that is installed on a cabinet between an upper door and a lower door, which are configured to individually open and close an upper portion and a lower portion of a cabinet, respectively, and rotatably supports the upper door and the lower door, the hinge bracket coupled to a connecting member through a reinforcing bracket, which is installed at an inner side of a wall forming a heat insulation space of the cabinet, thereby enhancing the sealing performance of a filler unit configured to seal between the upper door and the lower door.