Rear illumination apparatus for motorcycles

The invention enables a reflector to be mounted to a rear fender (24) without constraining the configuration of the rear fender (24) so as to expand versatility and improve assembly property of the reflector (45), a license light (44), and a license plate (40) to the rear fender (24), in a rear illumination apparatus for a motorcycle including the license plate (40), the license light (44) for illuminating the license plate (40), and the reflector (45) mounted on the rear fender(24) covering the upward of the rear portion of a rear wheel. To achieve this, a license light (44) is provided on a base member (46), which is to be attached to a rear fender (24), and also a reflector (45) is attached thereto at the position above a license light (44).