The utility model discloses a brush roller type tobacco leaf sorting device. According to the brush roller type tobacco leaf sorting device, a plurality of brush rollers are arranged above a conveying belt, the brush rollers are driven to rotate forwardly or rotate reversely by a motor, tobacco leaves on the conveying belt are brushed to tobacco leaf gathering boxes at two sides of the conveying belt through the rotating of the rollers, the automatic tobacco leaf grading sorting is realized, and the tobacco leaf sorting efficiency is improved. By means of the mode, the labor intensity of workers is obviously reduced, and the person number for the procedure is obviously reduced; the brush roller type tobacco leaf sorting device is simple in structure, low in cost and ideal in use effect.