From Welsh 'gwen' (white, fair) and 'dolen' (ring, bow), meaning fair and blessed.
Gwendoline is a name of Welsh mythology and medieval romance, built from the ancient Celtic elements "gwen" (white, fair, blessed, or holy) and "dolen" (ring, bow, or link). Together they suggest something like "white ring" or "blessed circle," though the poetic resonance of the Welsh is more important than any strict translation. The "gwen" element is one of the most generative in Welsh naming tradition, producing Gwenllian, Gweneth, Guinevere, and Jennifer across different linguistic evolutions — all sisters under the skin, all sharing that luminous white-blessed root.
In Arthurian legend, a figure named Gwendolen appears as an early queen of Britain in Geoffrey of Monmouth's twelfth-century History of the Kings of Britain, predating the more famous Guinevere in that chronicle's mythological timeline. The name thus belongs to the very deepest stratum of British mythological imagination. Gwendoline fell in and out of fashion in England and Wales through the Victorian era, when Celtic revival movements brought Welsh names back into currency among the educated classes who saw them as authentic pre-Norman heritage.
It appeared in literature, on stage, and in the nurseries of families who wanted something distinctly British but not boringly common. Oscar Wilde deployed the related Gwendolen as the name of one of his two heroines in The Importance of Being Earnest (1895), giving the name a sparkling comic association — Gwendolen Fairfax is imperious, witty, and magnificently self-possessed. Gwendoline with the final "e" carries all of that history with a slightly more antique, romantic weight. It is a name that rewards the wearing: long and musical, full of green and silver Welsh landscape.