Vehicle seat with attached headrest

A headrest-attached vehicle seat is provided in which a headrest is provided over a seat back. In the headrest-attached vehicle seat: the headrest includes a headrest body, and a neck-support portion which is provided under the headrest body; and the neck-support portion turns around a pivot which extends in the seat-width directions inside of the headrest body and moves in the front-and-rear directions, and the neck-support portion is positioned at a predetermined turning angle.