Provided is a display device which may include a display panel having a long side in a first direction, a short side in a second direction, and a thickness in a third direction, a back cabinet disposed in the rear of the display panel, and a case that covers an edge of a front surface of the display panel. The case may include a horizontal case that covers an edge of the front surface of the display panel on a long side of the display panel and a vertical case covering an edge of the front surface of the display panel on a short side of the display panel. The horizontal case and the vertical case may be coupled to each other in a region corresponding to a corner of the display panel, and the horizontal case and the vertical case may be formed of different materials.