Provided is a refrigerator having an opening/closing device with an improved structure which allows a storage box to be automatically inserted and withdrawn according to the opening and closing of a door and allows the storage box to be further pushed backward while the door is closed,
The refrigerator includes a main body, a storage chamber having a front side that is open, and provided at an inside with a storage box that is movable in a front-rear direction, a door rotatably coupled to the main body to open and close the storage chamber, and provided at a rear surface with a pusher that protrudes in a direction toward the storage chamber, and an opening and closing device provided at one side of the storage box, and formed to allow the storage box to be moved in the front and rear direction according to the opening and closing of the door, wherein the opening and closing device includes a rack gear configured to move in a front and rear direction according to the opening and closing of the door, a locking member rotatably coupled to the rack gear to be locked with and released from the storage box, the locking member configured to move in the front and rear direction together with the rack gear, and a catcher configured to rotate to be caught with and released from the pusher according to the opening and closing of the door, wherein the catcher is rotated to be caught with the pusher when the door is a closed state to push the rack gear such that the rack gear is moved backward.