The name Gwenneth is a popular name and parents adore it due to its significance on the character. Gwenneth name meaning is One Who Is Manly And Strong , A Free Man and it associate lucky number is 6. Gwenneth is a versatile name that has been popular in the English-speaking world for many decades and Gwenneth name meaning is also deep. Find out the pronunciation of Gwenneth and other well-known baby names that sound similar to Gwenneth in the United States of America (USA).