To provide a cable holding structure which is capable of preventing a cable from being pulled out and from rotating, reduced in number of component parts, and easily assembled.

Holes H11 and H12 to which a cable 2 is inserted are bored in a case main body 11 and a holding case 12 respectively, a cutout 21 is provided to a protrudent part which is formed around the opening edge of the hole H11 bored in the case main body 11 to form a rotation stopper Z, a fastener T is fixed to the sheath of the cable 2, the lock 19 of the fastener T is fitted into the cutout 21 to prevent the cable 2 from rotating, and the case main body 11 and the holding case 12 are linked together, so that the cable 2 is prevented from being pulled out or inserted by making the fastener T bear against the holes H11 and H12.