Disclosed is a liquid crystal display which can switch between a wide viewing angle and a narrow viewing angle in a quad type pixel structure including white subpixels. The liquid crystal display comprises: a plurality of quad type pixels each having an R subpixel, a G subpixel, a B subpixel, and a W subpixel; and a plurality of light blocking patterns disposed on the W subpixels, for guiding light from the W subpixels to a side viewing angle, wherein the W subpixels are fixed at specific positions of the quad type pixels respectively, and the R, G, and B subpixels have a different arrangement for each of the quad type pixels adjacent horizontally or vertically to each other.