Supplemental mandibular central incisor.

Most of the supernumerary teeth are located in anterior maxillary region with their presence giving rise to a variety of clinical problems. Occurrence of supernumerary supplemental mandibular central incisor is a rare phenomenon. This case report describes a rare case of supernumerary supplemental mandibular central incisor which had erupted labially causig mild crowding in the anterior midline region.