A liquid crystal display device, including: pixels; data lines and scan lines coupled to the pixels; and a driver configured to supply a scan signal to the scan lines, and supply a data voltage to the data lines. The data lines include first to third data lines, to which a data voltage having a positive polarity is supplied, and which are adjacent to each other, and fourth to sixth data lines, to which a data voltage having a negative polarity is supplied, and which are adjacent to each other.