The autogenous dental transplantation can be considered a viable option to replacement of lost teeth. For this it´s necessary a healthy donortooth to perform. The main advantage of this technique is can be used in growing patients, reestablishing aesthetics and masticatory function for them. This paper aims report a clinical case of autogenous dental transplantation of a young patient, who was submitted to transplantation from the upper left third molar to the alveolus of upper left first molar, which had indication of exodontia due extensive lesion caused by caries. Autogenous dental transplantation showed to be effective for this case, because the patient had a satisfactory functional and aesthetic rehabilitation, being a fast, safe and economically viable.