Provided is a display device comprising: a housing including a side wall and a mounting surface formed in the upper end portion of the side wall; a display panel received in the housing; and a cover window disposed on the display panel. The cover window includes: an upper surface disposed in the emission direction of light; a lower surface disposed on the opposite side of the upper surface and having a smaller width than the upper surface; and a side surface inclined downward from the end portion of the upper surface to the end portion of the lower surface and at least partially curved. The side surface of the cover window is mounted on the mounting surface of the housing. The display device of the present invention can increase the size of a display area by reducing the size of a dead space area.
