A holding structure for spectacle lens comprising a spectacle lens applied in rimless type spectacles, a lens holding member (4, 8) which holds said spectacle lens, a recessed portion which is formed in an edge of the spectacle lens to be held by said lens holding member (4, 8) to become narrow in a lens thickness direction, and an adhesive which fixes said lens holding member (4, 8) to said spectacle lens by filling said recessed portion therewith, wherein the recessed portion that is a flat hole which is narrow in a lens thickness direction is formed in an edge surface of the spectacle lens, said lens holding member (4, 8) comprises a wire-like lens holding portion (5, 9) which has one end connected to a main body of said lens holding member (4, 8) and is bent on a single plane, and said lens holding portion (5, 9) comprises, in a shape of the cross-section of said recessed portion when seen through said spectacle lens, a bottom portion side bent portion bent along a bottom of the recessed portion, a proximal portion which connects one end of said bottom side bent portion to the main body of said lens holding member (4, 8), and an extension portion extending along a wall of said recessed portion from the other end of said bottom portion side bent portion to an opening of said recessed portion, and said lens holding portion (5, 9) of said lens holding member (4, 8) is fixed to said spectacle lens by said adhesive filled in said recessed portion while at least part of the bottom portion side bent portion, the proximal portion and the extension portion of said lens holding portion (5, 9) is inserted into said recessed portion, the pair of side portions (13A, 13B; 30A, 30B; 33A, 33B) of the recessed portion have an interval therebetween that gets larger in a direction closer to the opening, and the bottom portion of the recessed portion includes one of a portion flat when seen through said spectacle lens, and a portion recessed with respect to the bottom portion. a spectacle lens applied in rimless type spectacles, a lens holding member (4, 8) which holds said spectacle lens, a recessed portion which is formed in an edge of the spectacle lens to be held by said lens holding member (4, 8) to become narrow in a lens thickness direction, and an adhesive which fixes said lens holding member (4, 8) to said spectacle lens by filling said recessed portion therewith, wherein the recessed portion that is a flat hole which is narrow in a lens thickness direction is formed in an edge surface of the spectacle lens, said lens holding member (4, 8) comprises a wire-like lens holding portion (5, 9) which has one end connected to a main body of said lens holding member (4, 8) and is bent on a single plane, and said lens holding portion (5, 9) comprises, in a shape of the cross-section of said recessed portion when seen through said spectacle lens, a bottom portion side bent portion bent along a bottom of the recessed portion, a proximal portion which connects one end of said bottom side bent portion to the main body of said lens holding member (4, 8), and an extension portion extending along a wall of said recessed portion from the other end of said bottom portion side bent portion to an opening of said recessed portion, and said lens holding portion (5, 9) of said lens holding member (4, 8) is fixed to said spectacle lens by said adhesive filled in said recessed portion while at least part of the bottom portion side bent portion, the proximal portion and the extension portion of said lens holding portion (5, 9) is inserted into said recessed portion,