VEHICLE SEAT

There is provided a conveyance seat with improved safety. A conveyance seat includes a seat cushion; and a side support portion that is provided on a side portion of the seat cushion, and that supports thighs of an occupant, who is seated in the conveyance seat, from an outside in a seat width direction. Since the conveyance seat includes the side support portion that supports the thighs of the occupant, the occupant can support his or her lower body. Accordingly, it is possible to provide the conveyance seat that enhances physical stability when a vehicle travels on rough terrain, and that improves safety.