Organic light-emitting display panel and organic light-emitting display device

The invention provides an organic light-emitting display panel and an organic light-emitting display device. The present disclosure relates to an organic light emitting display panel and an organic light emitting display device including the same, the display panel including: a buffer layer disposed on a first conductive layer and including a first contact hole overlapping a portion of the first conductive layer; an active layer disposed on the buffer layer; a first insulating film disposed on the active layer and the buffer layer and including a second contact hole overlapping the first contact hole; a second insulating film disposed on the first insulating film and including a third contact hole overlapping a portion of each of the first contact hole and the second contact hole; and a third conductive layer disposed on the second insulating film and contacting a portion of the second conductive layer via the second contact hole. The third contact hole is not overlapped with the active layer. An organic ligh