Gwendaline \gwe-ndali-ne, gwen-da-line\ as a girl's name is a variant of Gwendolyn (Welsh), and the meaning of Gwendaline is "fair bow; blessed ring".
The baby name Gwendaline sounds like Gwendoline, Gwendolin, Gwendolene and Gwendalyn. Other similar baby names are Wendaline, Gwendolynne, Gwendolynn, Gwendolen, Guendolinn, Guendolin and Wendeline.