A liquid crystal display device includes a liquid crystal display panel, a plurality of light sources disposed behind the liquid crystal display panel, and a cover which accommodates the light sources. The cover includes a first cover part parallel with the liquid crystal display panel and disposed behind the light sources, a second cover part bent upward from an end portion of the first cover part, and a third cover part bent upward from the first cover part which faces the light sources. An end portion of the light sources is disposed between the second cover part and the third cover part.