OZET Bu yazida degisik ozellikler tasiyan 3 mesiodens vakasi anlatildi. Birinci vakada ust orta keser dislerin dudak tarafindan iki tane, ikinci vakada ust orta keser disler bolgesinde bir digerinin altinda olmak uzere iki tane, ucuncu vakada 24 yasinda bir hastada bir tane mesiodens goruldu. SUMMARY In this article, atypical supernumerary teeth are reported in three patients. Two patients have two mesiodentes; one of them is unerupted. In one patient, they develop labiaily.The third patient has a mesiodens which is cone shaped and single rooted between two upper central incisors.