Nanna \n(an)-na\ as a girl's name is a variant of Nan. See for origin and meaning of Nanna.

The baby name Nanna sounds like Nanny, Nanni, Nana, Nania, Nann, Nenna and Nonna. Other similar baby names are Lanna, Ianna, Canna, Danna, Nanda, Hanna, Janna, Wanna, Ranna, Sanna, Zanna, Vanna and Yanna.