A display apparatus includes a first substrate including a plurality of pixel areas provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate, wherein the first substrate includes a dam pattern disposed along an edge of the display portion, a light emitting device layer including a common electrode and a light emitting device disposed on the dam pattern and the plurality of pixel areas, and a laser patterning portion disposed near the dam pattern, and the light emitting device and the common electrode are isolated by the laser patterning portion.