To provide a contact lens cleaning and mounting device which is capable of easily cleaning and mounting the contact lens without touching the contact lens with the hand and to provide the contact lens cleaning and mounting device which prevents the fitting of the contact lens between a rib and a convex cleaning surface in order to prevent the dislodgment thereof.

A concave cleaning assembly and a convex cleaning assembly are assembled opposite to each other and the contact lens is held therebetween and is turned, by which the contact lens is cleaned. The contact lens is easily mounted at the eye by utilizing the surface tension of water. The contact lens is engaged when the rib for preventing the dislodgment of the contact lens falls down to the convex cleaning surface.