The present disclosure relates to a touch display panel capable of significantly reducing a number of touch channels provided in a touch display panel in related art and a touch display device including the touch display panel. To this end, the touch display panel according to the present disclosure includes a plurality of touch blocks with a plurality of touch electrodes arranged in a row direction and a plurality of touch lines arranged in a column direction and connected to the touch electrodes, and the touch block includes a total of 25 touch electrodes and nine touch lines. Accordingly, according to the present disclosure, the touch display panel may significantly reduce a number of touch channels and the touch electrodes may be flush with the touch lines.