Janyce \j(a)-ny-ce\ as a girl's name is a variant of Janice. See for origin and meaning of Janyce.
The baby name Janyce sounds like Janise, Jenice, Jannice, Janiece, Janeece and Jeanice. Other similar baby names are Nanice, Nance, Dannyce, Danice, Denyce, Janie, Janine, Jaycie, Jaycee, Janne, Jannie, Janica, Janae, Jannae, Janaye, Jances, Jane, Jayne, Jany, Janene, Janee, Joyce, Lanice and Ranice.