Conveyance seat

Provided is a conveyance seat having a good seating feeling and a suitable shock absorbing structure at the time of a rear collision. A conveyance seat has a configuration in which a cushion material is placed on a back frame and is covered with a skin material. The back frame includes right and left side frames which constitute side portions in a seat width direction and extend in an up to down direction. A surface of a cushion front portion disposed on a seat front side of the back frame in the cushion material is provided with a skin pull-in groove for pulling an end of the skin material and a surface groove disposed on the outside of the skin pull-in groove in the seat width direction and extending in the up to down direction. A back surface of the cushion front portion is provided with a back surface groove which is disposed between the skin pull-in groove and the surface groove in the seat width direction and extends in the up to down direction. The surface groove is disposed at a position overlapping the side frame in the front to back direction of the seat.