Muirgen

Means "born of the sea" in Gaelic. In Irish legend this was the name of a woman (originally named Líban) who was transformed into a mermaid. After 300 years she was brought to shore, baptized, and transformed back into a woman.

EQUIVALENTS
IRISH MYTHOLOGY: Muirgen
IRISH: Muirgen, Muirín
OTHER FORMS
ARTHURIAN ROMANCE: Morgaine, Morgan, Morgen
FRENCH: Morgane