A vehicle seat includes: a first frame member that forms a framework of the vehicle seat and extends in a seat vertical direction or in a seat front-and-rear direction; a second frame member that extends in a seat width direction; and a component mounting bracket that allows to mount a component and is provided in an inside-seat corner portion of a connecting part of the first frame member and the second frame member, wherein the first frame member or the second frame member has a hole into which a portion of the component is inserted when the component is mounted in the component mounting bracket.