To easily and continuously perform the operation for making a door lock mechanism unlock condition and the operation for displacing a door latch to an open position.

This door unlocking device for vehicle is provided with a fingerprint detector 4 detecting a fingerprint, a fingerprint judging means judging whether the fingerprint detected by the fingerprint detector 4 corresponds to the fingerprint registered in advance or not, and a control unit 7 having a door lock control means controlling a door lock mechanism to bring it into an unlock condition when it is confirmed that the detected fingerprint corresponds to the fingerprint registered in advance. The fingerprint detector 4 is arranged on a grip face of a door handle 2 gripped when a door 1 is opened.