An in-cell touch display panel, a method for manufacturing the same, and a display device are disclosed. The in-cell touch display panel includes a first substrate and a second substrate disposed opposite to each other, a driving electrode layer disposed on the first substrate and comprises a plurality of driving electrodes, a sensing electrode layer disposed on the second substrate and comprises a plurality of sensing electrode groups, each of the sensing electrode groups comprises at least two sensing electrodes, the sensing electrodes in each of the sensing electrode groups are disposed intercross with the driving electrodes, wherein the adjacent sensing electrodes in each of the sensing electrode groups are connected with each other by sensing electrode connecting wires arranged with an interval, and a projection of the sensing electrode connecting wires on the first substrate is not overlapped with the driving electrodes.