A display device comprises: a cabinet including a receiving part having an open front surface; a movable plate disposed in the front of the receiving part to be slidable to the left or right and including a first opening formed to be vertically elongated; a display module held on the front surface of the movable plate to selectively cover the front surface of the receiving part according to a position of the movable plate; and a mount bracket fixed onto the rear surface of the display module and having one end which is inserted into the first opening and is then lowered to be fastened to the movable plate, whereby the display device can easily hold a display module and improve use of a space.