Gwen is a Welsh feminine given name meaning "white, holy". It can be a shortened form of Gwenhwÿfar (Guinevere) or other names beginning with the same element, such as: Gwenaëlle (modern feminine form of Breton Gwenaël) Gwenda (explained as a compound of gwen "white, pure, blessed, holy" + da "good, well") Gwendolen.
Gwenhyvar. The name Gwenhyvar is a Female name. Welsh meaning: The name Gwenhyvar is a Welsh baby name The Welsh meaning of Gwenhyvar is: White, Fair, White wave.