To provide an armrest for a vehicle in which the position of the arm rest can be moved to an adequate position when a door is opened or closed, and an adequate posture in the riding on and the riding off time can be maintained.

A door panel 1 for a vehicle a door arm rest 3, a door hinge check link 5, a seat with rotating mechanism 7, a seat rotation lever 8, and a connection wire 9, are made in the main component parts, and by pulling a cum 11 fixed to the front end of the check link 5 by the connection wire 9 pulled by the seat rotating lever 8, the check link 5 and the arm rest 3 are connected, and the armrest 3 is moved to rotate, linking to the opening and closing operation of the door 1.