Gwenn \g-wenn, gwe-nn\ as a girl's name is a variant of Guinevere (Welsh) and Gwen (Welsh), and the meaning of Gwenn is "fair one; white and smooth, soft; fair, white, blessed, holy".

The baby name Gwenn sounds like Gwynn, Gwenny, Gwenni, Gwenna and Gwinn. Other similar baby names are Glenn, Glenna, Glynn, Glenne, Glen, Gwynne, Gwynna, Gwyn, Gwennie, Guenna, Gaenna, Gwenda, Gwinne, Gwinna and Gwin.