The present invention relates to a ring for enhancing male functions, and comprises: a first sectioned ring member a second sectioned ring member having one end portion which is rotatably coupled to one end portion of the first sectioned ring member and a coupling member, which is rotatably provided on the other end portion of the second sectioned ring member, and which couples to the other end portion of the first sectioned ring member so as to be separable, wherein the coupling member comprises a coupling plate, which is hinged-coupled to the other end of the second sectioned ring member, and a stopper protrusion portion that is protrudingly formed on the inner surface of the coupling plate, and wherein the first sectioned ring member comprises, on the other end portion thereof, a groove portion, and a hooking rod, which is provided on the groove, for coupling to the stopper protrusion by means of hooking.