Disclosed is a display device with small thickness and good aesthetic exterior appearance, which comprises a liquid crystal display panel for displaying images; a backlight unit for supplying light to the liquid crystal display panel; and a support member for supporting the liquid crystal display panel and the backlight unit, wherein the support member comprises a set cover for receiving the liquid crystal display panel and the backlight unit, the set cover functioning as an external cover; and a guide frame for guiding the position of the liquid crystal display panel and backlight unit, wherein the guide frame and liquid crystal display panel are connected with each other by a connection member provided therebetween. At this time, the lower and lateral sides of the display device are covered without using upper and external cases to cover the upper edge of display device. Thus, the entire thickness of the display device is decreased; the bezel width of the display device is also decreased; and the entire step coverage of the display device is removed, whereby the front of the display device is recognized as one structure, to thereby allow the good aesthetic exterior appearance of the display device.