Lady Ulma was a character of The Vampire Diaries novel series. She was a slave in the Dark Dimension but she got rescued by Damon and Elena when they were looking for Stefan.
Once a rich maiden living happily with her family in the Dark Dimension. Her family was killed by a demon she refused to marry. She then becomes a slave to Old Drohnze but is later rescued by Elena and Damon.
Ulma is a Latin feminine name and means "of the Elm tree".