Guendolin \gu(e)-ndo-lin, guen-dolin\ as a girl's name is a variant of Gwendolyn (Welsh), and the meaning of Guendolin is "fair bow; blessed ring".
The baby name Guendolin sounds like Gwendolin, Guendolinn and Guendolen. Other similar baby names are Gwendoline, Gwendolen and Guendolynn.