Alexandru is a masculine given name, the Romanian form of the English name Alexander, derived from the Latin Alexander and the Ancient Greek Aléxandros (Αλέξανδρος), meaning "defender of mankind". Alexandru is a relatively popular name in Romania and Moldova, deeply rooted in cultural tradition and even reflected in place names such as Alexăndreni.
The name Alexandru also gives rise to patronymic surnames, such as Alexandrescu.
