Betta \b(et)-ta\ as a girl's name is a variant of Betty (Dutch, English) and Elizabeth (Hebrew), and the meaning of Betta is "God's promise; God is my oath".

The baby name Betta sounds like Beata, Beta, Betha, Betti, Bette, Bett and Bitta. Other similar baby names are Berta, Netta, Betia, Betts, Bretta, Cetta, Detta, Hetta, Yetta, Jetta, Letta, Retta and Zetta.