To provide a grill door capable of smoothly performing opening/closing motion of the grill door, by reducing the discomfort due to heat which an user who touches a panel member, would feel.

This grill door includes the panel member 15 positioned at a lower edge side of a glass plate 14 held by a window section 13 of a door frame 12 and connected to the door frame 12, and a grip member 16 disposed at a front part of the panel member 15. The grip member 16 includes a horizontally-long grip section 29, and a connecting section 30 connected to the panel member 15. The panel member 15 includes a hollow section that forms an air layer for heat insulation, near a front face on a grip member 16 side.