Roselaine \r(o)-selai-ne, ros(e)-laine\ as a girl's name is of English and Latin origin, and the meaning of Roselaine is "rose". Flower name. Also possibly from Rosalind or Rowena.
For more information, see also the related name Elaine.
Baby names that sound like Roselaine are Roseline, Rosaline, Roselinn, Roselinde, Roselind, Roselina and Roselin. Other similar baby names are Joseline, Raelaine, Roeline and Roseanne.