Tianna \tia(n)-na\ as a girl's name is a variant of Tiana (Russian, Latin). See for meaning of Tianna.
The baby name Tianna sounds like Tiahna, Cianna, Sianna, Tionna, Tiauna and Tianne. Other similar baby names are Lianna, Dianna, Gianna, Jianna, Kianna, Rianna, Teanna and Vianna.