In various embodiments, the present disclosure provides display devices and methods of manufacturing display devices that can be slimmer than typical display devices. In one embodiment, such a display device includes a first substrate formed of glass, a light source disposed at a position that corresponds to at least one surface of the first substrate, a first resin layer on the first substrate, a first polarizing layer on the first resin layer, a liquid crystal layer on the first polarizing layer, a second substrate on the liquid crystal layer, the second substrate including a plurality of data lines and a plurality of gate lines, and a second polarizing layer on the second substrate.