Disclosed are a touch display panel and a display device, comprising touch wires. The touch wires comprises first sub-parts arranged along the first direction; the first sub-part comprises a first wiring sub-part arranged along the first direction and a first connecting sub-part connecting adjacent first wiring sub-parts. The widths of the two first connecting sub-parts connected to one first wiring sub-part are different, and/or the widths of the two first connecting sub-parts connected between two adjacent first wiring sub-parts are different.