The invention provides a barbecue paper fixing device which is used for fixing barbecue paper to a barbecue cooker. The fixing device comprises a fixing bracket and clamp assemblies, wherein the fixing bracket fixes the barbecue paper to the surface of the barbecue cooker, and the clamp assemblies fix the fixing bracket to the barbecue cooker; each clamp assembly comprises a first part, a second part, a revolving shaft connecting the first part and the second part and an elastic device located between the first part and the second part, each first part comprises a first part front section and a first part rear section, each second part comprises a second part front section and a second part rear section, and when each elastic device is set to be in the state of being compressed, the corresponding first part front section and the corresponding second part front section intersect for forming an angle at 90 degrees at a minimum. By means of the barbecue paper fixing device, when people have barbecue, the special barbecue paper can be not easy to move, operation of people in the barbecuing process is more facilitated, damage of the barbecue paper is alleviated, and cooker cleaning after the barbecue is completed can be conducted easily.