A display device includes a display panel and an input sensor disposed on the display panel and having an active area and a peripheral area adjacent to the active area. The input sensor includes a sensing electrode disposed in the active area; a sensing line disposed in the peripheral area and electrically connected to the sensing electrode; a sensing pad disposed in the peripheral area and electrically connected to the sensing line; a ground pad disposed in the peripheral area and to receive a ground voltage; and a first alignment member disposed in the peripheral area and electrically connected to the ground pad.