An array substrate, a touch display panel and a touch display device. The array substrate includes: a substrate; a pixel electrode layer; a common electrode layer, which comprises a plurality of common electrode blocks, wherein the common electrode blocks are operable as touch electrodes; a wiring layer, comprises a plurality of wirings, wherein each of the wirings is electrically connected with a corresponding one of the common electrode blocks, and at least one wiring is each overlapped with at least one common electrode block electrically insulated therefrom; and first bridge structures and auxiliary electrodes disposed in the pixel electrode layer, wherein each first bridge structure is configured for a connection between the wiring and the common electrode block, and each auxiliary electrode is connected with one of the wirings and disposed above the common electrode block insulated from and overlapped with the wiring.