The present invention provides a display device which comprises: a display panel; a backlight unit formed in a lower portion of the display panel; and a side chassis formed to be bent toward an upper portion of the display panel and a lower portion of the backlight unit while surrounding edge sides of the display panel and the backlight unit. The inside of the side chassis and a space between the display panel and the backlight unit are filled with an adhesive. According to the present invention, in the display device including a panel manufactured by one substrate, the inside of the chassis formed in an edge of the panel is filled with an adhesive to prevent damage of the display device and improve durability.