A touch panel, a touch display device and a method for manufacturing the touch panel are provided. The touch panel includes a first substrate and a second substrate which are oppositely arranged; a first blanking layer formed on the first substrate; a touch electrode layer formed on the first blanking layer; and a second blanking layer formed on the second substrate. A side of the first substrate provided with the first blanking layer and the touch electrode layer faces a side of the second substrate provided with the second blanking layer.