A three-dimensional image display apparatus includes a display panel configured to display an image and including gate lines, data lines, and pixels connected to the gate lines and the data lines, a data driver configured to drive the data lines, a gate driver configured to drive the gate lines, a lens panel configured to refract light of the image displayed by the display panel, a lens driver configured to drive the lens panel, a lens controller configured to control the lens driver, and a timing controller configured to control the data driver, the gate driver, and the lens driver in response to an image signal and a control signal. The lens controller and the timing controller are mounted on the same control board.