A door structure for a vehicle, comprising: a door body portion comprising a door inside face portion constituting an inside or positioned on a side of an inside, in a vehicle width direction, of a door, a door-hinge attachment face portion extending toward an outside, in the vehicle width direction, of the door from the door inside face portion, where a door hinge (16, 17) is to be fixed, and a door flange portion longitudinally extending in a direction away from a door center from an outside end portion, in the vehicle width direction, of the door-hinge attachment face portion; an impact bar extending in a longitudinal direction and fixed inside the door body portion, and a hinge reinforcement provided at the door-hinge attachment face portion inside the door body portion, wherein the hinge reinforcement comprises a reinforcement face portion which faces the door-hinge attachment face portion, an inside connection portion which longitudinally extends in a direction approaching the door center from an inside end portion, in the vehicle width direction, of the reinforcement face portion and is fixed to the door inside face portion, a first joint portion which longitudinally extends in the direction approaching the door center from the reinforcement face portion and is fixed to the impact bar, and a second joint portion which longitudinally extends in the direction away from the door center from an outside end portion, in the vehicle width direction, of the reinforcement face portion and is fixed to the door flange portion, wherein the first joint portion of the hinge reinforcement longitudinally extends in the direction approaching the door center from the outside end portion, in the vehicle width direction, of the reinforcement face portion and is fixed to the impact bar, characterized in that the impact bar extends obliquely in the longitudinal direction such that its front end is located at a higher level than its rear end; and in that a vertical position where the first joint portion and the second j oint portion convert is located between a pair of fastening points of the door hinge (16, 17). a door body portion comprising a door inside face portion constituting an inside or positioned on a side of an inside, in a vehicle width direction, of a door, a door-hinge attachment face portion extending toward an outside, in the vehicle width direction, of the door from the door inside face portion, where a door hinge (16, 17) is to be fixed, and a door flange portion longitudinally extending in a direction away from a door center from an outside end portion, in the vehicle width direction, of the door-hinge attachment face portion; an impact bar extending in a longitudinal direction and fixed inside the door body portion, and a hinge reinforcement provided at the door-hinge attachment face portion inside the door body portion, wherein the hinge reinforcement comprises a reinforcement face portion which faces the door-hinge attachment face portion, an inside connection portion which longitudinally extends in a direction approaching the door center from an inside end portion, in the vehicle width direction, of the reinforcement face portion and is fixed to the door inside face portion, a first joint portion which longitudinally extends in the direction approaching the door center from the reinforcement face portion and is fixed to the impact bar, and a second joint portion which longitudinally extends in the direction away from the door center from an outside end portion, in the vehicle width direction, of the reinforcement face portion and is fixed to the door flange portion, wherein the first joint portion of the hinge reinforcement longitudinally extends in the direction approaching the door center from the outside end portion, in the vehicle width direction, of the reinforcement face portion and is fixed to the impact bar, characterized in that the impact bar extends obliquely in the longitudinal direction such that its front end is located at a higher level than its rear end; and in that a vertical position where the first joint portion and the second j oint portion convert is located between a pair of fastening points of the door hinge (16, 17).