Gwin \g-win\ as a girl's name (also used as boy's name Gwin), is a variant of Gwyn (Welsh), and the meaning of Gwin is "fair, white, blessed, holy".

The baby name Gwin sounds like Gwen and Gwinn. Other similar baby names are Cain, Dwan, Glyn, Glen, Win, Gwynn, Gwenn, Gwinne, Gwinna and Quin.