A Muggle‑born witch with bushy brown hair, highly intelligent and already well‑versed in textbooks. She shares a compartment with Xi En and Justin on the train, where she helps Justin master the Levitation Charm and chides Xi En for practicing dangerous Transfiguration. She later joins the search for Neville's toad. She is known for her bossy but well‑meaning nature. She is sorted into Gryffindor. Her competence in magic and quick thinking make her a natural leader among the first‑years.