A parallax barrier liquid crystal panel for a stereoscopic display device, including a first substrate including an active region and a non-active region, a second substrate facing the first substrate, first, second, and third lines in the non-active region, at least one barrier electrode in the active region and connected to the first line, at least one pair of first and second transmission electrodes disposed adjacent to the barrier electrode and connected to the second and third lines, respectively, a common electrode on the second substrate, and a liquid crystal layer between the first and second substrates.