Nadyne \n(a)-dy-ne\ as a girl's name is a variant of Nadine (French). See for meaning of Nadyne.
The baby name Nadyne sounds like Nadyna and Nadene. Other similar baby names are Nanine, Dayne, Jadyn, Jadine, Nadya, Nady, Nadie, Nadege, Nadina, Nadena, Narine and Ondyne.