Light-dimmable glass, a controllable light shielding device, a controllable light shielding method and a vehicle are provided. The light-dimmable glass includes a plurality of light-dimmable regions and a plurality of light dimmers each arranged on a respective one of the plurality of light-dimmable regions. Each of the light dimmers is capable of being controlled individually so as to change its light transmittance, thereby to adjust a light transmittance of the corresponding light-dimmable region where the light dimmer is located.