Lady Isolda is a character from the medieval legend of Tristan and Isolde, a story of love and tragedy. She is often depicted as a beautiful princess from Ireland who becomes the object of affection for Tristan, a knight of Cornwall. Their love story is marked by a love potion that binds them together, leading to a series of dramatic events. In various adaptations, Lady Isolda is portrayed as both a romantic heroine and a figure of conflict, caught between her love for Tristan and her duty to marry King Mark of Cornwall. The tale explores themes of love, loyalty, and the consequences of forbidden romance.