A head positioner for radiologic and other medical procedures and a method for forming the head positioner are disclosed. A plastic rear component engages the backside of the patient's head, left and right plastic components engage each auditory meatus of the patient and a front component engages the nasion of the patient. Pressure is applied at the points of engagement and the components are secured to form a unitary headband structure. The headband is capable of repeated and periodic use in positioning the cranium of a human skull in precisely the same position relative to radiologic or other medical equipment. Apparatus for forming the headband structure is also disclosed.