DISPLAY DEVICE

A display device is provided. The display device comprises a main display area and a sub-display area which is surrounded by the main display area and in which a plurality of transmission parts are disposed, a plurality of main pixel electrodes disposed in the main display area, a plurality of sub-pixel electrodes disposed in the sub-display area and a plurality of dummy pixel electrodes disposed in the sub-display area and electrically connected to any one of the main pixel electrodes, respectively, and a plurality of connection electrodes connecting any one of the plurality of main pixel electrodes and any one of the plurality of dummy pixel electrodes to each other, respectively, wherein the sub-display area includes a first sub-display area in which the transmission parts and the sub-pixel electrodes are disposed and a second sub-display area which surrounds the first sub-display area and in which the sub-pixel electrodes and the dummy pixel electrodes are disposed, and at least portions of the plurality of connection electrodes are disposed between the dummy pixel electrodes adjacent to each other or between the dummy pixel electrode and the main pixel electrode adjacent to the dummy pixel electrode.