Embodiments of the present disclosure provide a display panel, a method of manufacturing the display panel, and a display apparatus with the display panel. The display panel includes: a substrate including a display area and a non-display area around the display area; at least one dam disposed in the non-display area of the substrate and having an undulated structure on a surface of the dam facing away from the substrate; and an encapsulation layer disposed on a side of the dam facing away from the substrate.