A rotary electric machine includes a stator including a plurality of teeth which are each wound up by a coil and a stator yoke core connecting the respective teeth, the teeth and the stator yoke core being integrally fixed by means of molding resin; and a rotor provided with magnets disposed so as to oppose to the teeth, respectively, with a space therebetween, wherein each of the teeth is composed of a head portion opposing to the magnet, a coil wind-up portion which is wound up by the coil and an insert portion to be inserted into the stator yoke core, and a coming-off prevention portion for preventing the teeth from coming off is formed in the insert portion, the coming-off prevention portion being filled up with the molding resin.