Princess Villian (ヴィリアン Virian?) is a character introduced in Toaru Majutsu no Index. She is the third and youngest daughter of Queen Regnant Elizard. Timid and soft-spoken, she is caught in the coup d'état of the Knights of England and her elder sister, Princess Carissa, and was supposed to be executed until she is saved by Acqua of the Back. After allying herself with the Anglican Church and those resist Carissa's attempts to overthrow the government, she is forced to strengthen her resolve in order to protect her country and stands against Carissa.