Rowan Whitethorn is a fictional character from the book series Throne of Glass by Sarah J. Maas. He is a powerful fae warrior and a member of the Fae race, known for his strength and combat skills. Rowan serves as a loyal ally to the protagonist, Aelin Galathynius, and plays a crucial role in her journey throughout the series. Rowan is characterized by his silver hair and emerald green eyes, which reflect his fae heritage. He possesses the ability to manipulate magic, particularly in the form of healing and elemental powers. His complex personality and deep loyalty make him a significant figure in the storyline.