There is provided a liquid crystal display including a first insulation substrate, a gate line and a data line that are positioned to cross each other on the first insulation substrate, a thin film transistor including a gate electrode connected to the gate line, a semiconductor layer positioned to overlap the gate electrode, and source and drain electrodes connected to the semiconductor layer, a pixel electrode connected to the thin film transistor, a second insulation substrate facing the first insulation substrate, a light blocking member disposed on the second insulation substrate, a common electrode disposed on the planarization layer, and a short-circuiting prevention insulating layer disposed on the common electrode in a region corresponding to a repair region.