<p>Provided is a headrest capable of improving the rigidity of a headrest frame, and preventing the leakage of a foaming agent when integrally foam-forming the headrest. This headrest (HR) is provided with a headrest frame (30) therein, and a support part (34) for a headrest-stay guide (33) is provided in the headrest frame (30) of the headrest (HR), because the headrest (HR) is of the type positioned above a seatback (20). In addition, the headrest (HR) is configured in a manner such that the headrest cover (35) is sandwiched by the headrest-stay guide (33) and the headrest frame (30).</p>