Gwenonwy

Welsh, "lily-of-the-valley"

This whimsical spin on the Gwen- family of names, Gwenonwy is the Welsh word for the lily-of-the-valley flower, making it a sweet choice for a May-born girl. It also appears in some versions of Arthurian legend as the name of a sister to King Arthur, while in Wales, it is the name of a large rock. An exceptionally rare choice, it does have a grounding shortform, Gwen