The present disclosure provides a touch display panel and a display device including the touch display panel. The touch display panel includes a display panel, a touch layer and a touch driving circuit board. The display panel includes an array substrate and a color filter substrate arranged opposite to the array substrate to form a cell. The touch layer is arranged at an outer surface of the color filter substrate away from the array substrate, an electrode at the touch layer is connected to a wire through a conductor penetrating through the color filter substrate, and the wire is connected to the touch driving circuit board.