Meaning: “holy light or; white light.”
The name is composed by the Breton elements, goulou, meaning “light” and gwen which can either mean “holy” or “white.”
The name was borne by an early Breton saint, a commune in the department of Finistère was named in his honour.
Other forms of the name include:
Feminine forms are:
The designated name-day is July 1.