Jude Duarte is the main character in the young adult fantasy series called The Folk of the Air, written by author Holly Black. She is a mortal girl raised in the treacherous world of Faerie, where she navigates complex relationships and power struggles among the Fae. Jude is known for her determination and fierce spirit, often striving to prove herself in a realm that looks down on humans. Throughout the series, she faces various challenges, including betrayal and political intrigue, as she seeks to gain power and protect those she loves.