1) Italian girl name 
Giana is an Italian name for girls. The meaning is `God is gracious` The name Giana is most commonly given to American girls. The name sounds like: Gina, Gaiana, Gana, Ginna, Geana, Jiana, Kiana, Qiana Similar names are: Liana, Tiana, Ciana, Diana, Gilana, Gitana, Riana, Siana, Viana