A display apparatus having a thin thickness and improved esthetic sense is disclosed. The display apparatus comprises a display panel including an upper substrate having a signal line to which gate and data signals are supplied, and at least one lower substrate bonded to the upper substrate; and a panel support member supporting the display panel to externally expose an entire upper surface of the display panel, wherein the display panel includes a display portion having a main display region, a sub display region having an area smaller than that of the main display region, and a boundary region dividing the main display region and the sub display region from each other; and a periphery portion surrounding the display portion.