The present invention provides a laser spot light with twinkling function including a laser head, a body case defining an opening, a heat radiator supporting the laser head and fixed within the body case, a light baffle configured between the opening and the laser head, a first grating has a star pattern configured between the light baffle and the laser head, a second grating has a pattern of figures configured between the first grating and the laser head, a motor, a gearbox driven by the motor and configured to drive the light baffle to rotate or translate. The light baffle defines a plurality of through holes. The laser spot light of the invention utilize a motor driving a light baffle to rotate or translate, such that the static light spots generated by the first grating are blocked and unblocked alternately, resulting a lot of twinkling light spots.