A display device including a window, a display panel, and an input detection sensor disposed therebetween and including a first electrode extending in a first direction, a second electrode extending in the first direction, a third electrode intersecting with the first and second electrodes while insulated therefrom, a first signal line electrically connected to an end of the first electrode, a second signal line electrically connected to an end of the second electrode, and a third signal line and a fourth signal line electrically connected to a first end and a second end of the third electrode, respectively, in which each of the first and second signal lines includes a first part and a second part extending in the first direction and disposed between the first part of the first signal line and the second part of the first signal line in a second direction crossing the first direction.