An organic light-emitting display apparatus includes a planarization layer, a plurality of group electrode layers having different numbers of layers on the planarization layer and including a first group electrode layer having a metal layer, a reflective layer, a first transparent conductive layer, a second transparent conductive layer, and a third transparent conductive layer sequentially stacked, a second group electrode layer having the metal layer, the reflective layer, the first transparent conductive layer, and the third transparent conductive layer sequentially stacked, and a third group electrode layer having the metal layer, the reflective layer, and the first transparent conductive layer sequentially stacked, an intermediate layer on the first group electrode layer, the second group electrode layer, and the third group electrode layer, and including at least one organic light-emitting layer, and a second electrode layer on the intermediate layer.