To provide an own vehicle position display device, method and program capable of contributing to improve the quality of a navigation device by representing the position of an own vehicle adapted to a running condition by correctly grasping the position of the own vehicle and correcting the position of the own vehicle so as to position on a running region.

A own vehicle position correction part 46 corrects the own vehicle position specified by an own vehicle position specifying part 40 on the basis of the determination result of a running region determination part 45. An own vehicle display part 51 displays own vehicle position corrected by the own vehicle position correction part 46 on a map displayed by a map data display part 50, and also displays the own vehicle position specified by the own vehicle position specifying part 40 on the map when the vehicle position corrected by the own vehicle position correction part 46 may possibly deviate from the road on the map.