Guiomar is a Spanish and Portuguese name, possibly deriving from Wigmar, a Germanic name meaning “famous in battle” made up from wig (war, battle) and māri (famous, renowned). It was the name of a male cousin of Guinevere‘s in the Vulgate cycle who becomes the lover of Morgan le Fay. Guiomar is also a surname likely derived from the given name. In Portugal and Spain, Guiomar is used as a female given name.
- Xiomara (Spanish)
- Wigmar (Ancient Germanic)