The invention has as its object an adjustable hinge, comprising at least one pivotable hinge plate provided with at least one through-opening, and comprising at least one alignment washer provided with at least one through-opening, which through-openings are provided for penetration by assembly means for mounting the hinge, wherein the alignment washer and hinge plate are adjustable relative to each other in the plane of the hinge plate, and wherein the alignment washer and/or hinge plate is provided with at least one protruding sharp-edged annular collar and/or a multitude of pointed raised areas having a higher degree of hardness than the mating surfaces contacting it of the other component cooperating with it, namely the alignment washer or the hinge plate. The advantage is that the alignment washer can be adjusted as desired, i.e., also rotated, relative to the hinge plate, and fixed in form-fitting engagement.