Dalena \d(a)-le-na\ as a girl's name is a variant of Dale (Old English), and the meaning of Dalena is "valley". The baby name Dalena sounds like Dalina, Dalenna, Dalene, Delena and Talena. Other similar baby names are Salena, Daleia, Daena, Darlena, Galena, Jalena, Kalena, Malena, Valena and Yalena.