Natallia \n(a)-tallia, nat(al)-lia\ as a girl's name is a variant of Natalie (Latin), and the meaning of Natallia is "birthday".
The baby name Natallia sounds like Natallie and Natalia. Other similar baby names are Natavia, Nathalia, Natalya, Nataliya, Natalle, Natalka, Natalina, Natalja, Natali, Natalea, Natala, Natasia, Natashia, Natacia, Natachia and Natania.