Roslyn \r(o)-sl-yn, ros-lyn\ as a girl's name (also used as boy's name Roslyn), is a variant of Rosalind (Old German), Rosalyn and Rose (Latin), and the meaning of Roslyn is "gentle horse; rose".

The baby name Roslyn sounds like Roslynn, Roselyn and Rozlyn. Other similar baby names are Joslyn, Aislyn, Ayslyn, Jaslyn, Jeslyn, Jozlyn, Josslyn, Joslynn, Joslyne, Joslin, Josilyn, Joselyn, Josalyn, Raelyn, Rolyne, Rosalyne, Rozelyn, Roslynne, Roselin, Rosalynn, Rosalynd, Rosalin, Rosalen, Rozlynn, Roselynn, Royalyn and Rozalyn.