Gwynna is a derivative of the English and French name Guinevere.
Gwynna is also a derivative of the English and Welsh name Gwyneth.
See also the related category welsh.
Gwynna is an uncommon baby name for girls. It is not in the top 1000 names.
Baby names that sound like Gwynna include Gaddo (Hausa), Gaho, Gaia (Italian and English), Gasha (Russian), Gashka (Russian), Gaya (Indian), Gaza, Gazah, Geah (English), Gesa (Frisian and German), Gizah, Gizike (Hungarian), Gizus (Hungarian), Gosia (Polish), Goska (Polish), Gulah, Gussie (English), Gustha, Gutta (German), and Gwenny.