Luna Lovegood is a fictional character in the Harry Potter books written by J. K. Rowling. She was sorted in the House of Ravenclaw and first appears in the movies and the books in Harry Potter and the Order of the Phoenix.
Many people in the Harry Potter series think she is a strange girl. This has led to her having the nickname "Loony Lovegood", but she does not change herself. She is the daughter of Xenophilius Lovegood and Pandora Lovegood, and lives near the Weasley's house, in a black tower. She was in her first year at Hogwarts School Of Witchcraft and Wizardry in Harry Potter's second year Harry Potter and the Chamber of Secrets and was in her fourth year when she first came into the series. In the movies, she was played by Evanna Lynch.