A display apparatus includes: a substrate comprising a main display area, a component area, and a peripheral area; a main pixel electrode at the main display area of the substrate; a main thin-film transistor at the main display area of the substrate and electrically connected to the main pixel electrode; an auxiliary pixel electrode at the component area of the substrate; an auxiliary thin-film transistor at the peripheral area of the substrate; and a connecting wire connected to the auxiliary pixel electrode and including a thin portion having a thickness less than a thickness of the auxiliary pixel electrode, wherein the connecting wire electrically connects the auxiliary thin-film transistor to the auxiliary pixel electrode.