WIRE HARNESS ROUTING DEVICE

Provided is a wire harness routing device that includes a rail in which an insertion hole through which a wire harness is to be inserted is formed, and a slider that performs a sliding movement together with the wire harness with respect to the rail, the wire harness routing device including a harness regulating portion that is arranged along the wire harness in the insertion hole, and is configured to regulate the movement of the wire harness in a direction different from a direction of performing the sliding movement, and move in the insertion hole accompanying the sliding movement of the slider.