Automobile luggage rack sealing structure and automobile

The utility model relates to an automobile luggage rack sealing structure and an automobile, the automobile luggage rack sealing structure comprises a luggage rack body, a top plate, a decoration panel and a first sealing piece, the luggage rack body and the decoration panel are both installed on the top plate, and an assembly gap is formed between the luggage rack body and the decoration panel; the first sealing piece is arranged between the decoration panel and the luggage rack body and can respond to external force to deform and block the assembling gap. The luggage rack body is directly mounted on the top plate, so that the mounting problem of the luggage rack body is solved, and the use requirements of bearing and mounting stability of the luggage rack body can be met; the assembly gap between the decoration panel and the luggage rack body is blocked by the first sealing piece, so that the luggage rack body can be sealed during installation, and a waterproof sealing effect is achieved to prevent water le