A display device includes a display module including a display panel and a support member including a first surface facing a rear surface of the display panel and a second surface opposite to the first surface, and a guide unit disposed on the second surface of the support member. The display module includes first and second folding portions, a central portion disposed between the first and second folding portions and left and second display portions. The guide unit includes a rotation part overlapping the central portion, a first connection part connected to the rotation part, a second connection part connected to the rotation part, a wire part fixed to the first display portion and fixed to the second connection part, and an elastic part fixed to the second surface of the support member and fixed to the rotation part, the first connection part or the second connection part.