The invention relates to the field of machining, in particular to a bearing ring roller way and retaining side composite superfinishing machine. The bearing ring roller way and retaining side composite superfinishing machine comprises a machine tool, a clamping station arranged on the machine tool and a driving assembly used for driving a workpiece in the clamping station to rotate; a base layer moving pair is arranged on the rack, a vertical base is arranged on the base layer moving pair, and a roller way superfinishing device and a retaining side superfinishing device are arranged on the vertical base; and according to the composite superfinishing machine, the number of installing working procedures can be reduced, and the machining efficiency and the machining precision can be improved.