Sena \s(e)-na\ as a girl's name is a variant of Selena (Greek) and Selina (Greek), and the meaning of Sena is "the moon".
The baby name Sena sounds like Sana, Seana, Sina, Siena, Zena and Xena. Other similar baby names are Senga, Lena, Bena, Dena, Eena, Gena, Jena, Rena, Kena, Mena, Nena, Sera, Sela, Shena, Tena and Vena.