Alexandrena \a-lexa-ndrena, alex(an)-drena\ as a girl's name is a variant of Alexandra (Greek), and the meaning of Alexandrena is "man's defender".
The baby name Alexandrena sounds like Alexandrina, Alexandrene, Alexandreana and Alexandrea. Other similar baby names are Allexandrina, Alexandrine, Alexandria, Alexandretta and Alexandre.