Alexandru (born between 1464 and 1466 - died on 26 July 1496) was the first-born son of Stephen III of Moldavia and his first wife Evdochia of Kiev. He participated in his father's fights against the Ottoman Empire and Wallachia from the late 1470s. He had his own court in Bacău from the early 1480s. He was made Stephen III's co-ruler in or before 1490. He predeceased his father.