A vehicle seat includes: a seat pad; a seat cover that covers a surface of the seat pad; a seat frame that supports the seat pad from an inner side the seat pad; and an assembly component that is assembled into the seat frame through a penetration hole formed in the seat cover. The assembly component is provided with: a bezel that is fixed to the seat frame through the penetration hole from an outer side of the penetration hole, the bezel including an outer frame arranged to cover a periphery of the penetration hole from the outer side; and a backing member that includes an inner frame arranged to cover the periphery of the penetration hole from an inner side of the penetration hole, the backing member being insert-molded in the seat pad.