There are two distinct Ladies of the Lake in Arthurian Legend. One, Vivien or Dame du Lac was the woman who raised Sir Lancelot in France. She is also the one who
gave Excalibur to King Arthur, she is said to be wicked and was killed by Balin. The second, Nimue, was the woman who Merlin fell in love with. She used her magic to
imprison him under a tree or a rock.