The invention relates to the technical field of automobile bumpers, in particular to an automobile bumper bracket structure which comprises automobile frame mounting holes, an automobile frame fixingplate, bumper mounting holes, a bumper fixing plate and reinforcing ribs. The bumper fixing plate is positioned on a side of the automobile frame fixing plate; the automobile frame mounting holes areformed inside the automobile frame fixing plate in a perforated manner, and the bumper mounting holes are formed inside the bumper fixing plate in a perforated manner; the reinforcing ribs are positioned on two sides of the automobile frame fixing plate and two sides of the bumper fixing plate. The automobile bumper bracket structure has the advantages that the automobile bumper bracket structureis structurally improved, is simple, is convenient to mount, firm in connection and high in stability and is difficult to deform after being knocked, good fixing effects can be realized by the automobile bumper bracket structure, accordingly, the problems of existing devices can be effectively solved, and the shortcomings of the existing devices can be effectively overcome.