Headrest position adjustment apparatus for vehicle

A headrest position adjustment apparatus for a vehicle includes a headrest having a headrest pad, a sliding device configured to move the headrest pad in a forward/rearward direction, and a reciprocator configured to move the headrest pad in an upward/downward direction. The headrest position adjustment apparatus is configured to adjust a distance between the head of a passenger and the headrest pad to a desired distance through adjustment of a position of the headrest pad in both the upward/downward direction and the forward/rearward direction.