Rowling envisioned her as a "fey, dreamy girl"[1] and her surname is mentioned during Harry's Sorting Ceremony.

She holds her friends in high regard; she painted portraits of Harry, Ron, Hermione, Ginny, and Neville on the ceiling of her room.

[4] In interviews following the release of Deathly Hallows, Rowling revealed facts about Luna's life after Hogwarts.

Luna and Hermione Granger persuade the journalist Rita Skeeter to interview Harry so his claims can be published in The Quibbler, a magazine edited by Xenophilius.

She and Ginny help Neville revive Dumbledore's Army, which infuriates the Death Eaters who are now in control of the school.

Hoping to aid Harry on his quest to destroy Horcruxes, Luna and her friends try to steal the Sword of Gryffindor from the office of Severus Snape.

Harry, Ron and Hermione are also captured by Voldemort's followers, who imprison them in the cellar of Malfoy Manor with Luna and Mr Ollivander.

Her "folk art" aura was developed with mismatched outfits in predominantly purple and blue hues featuring animals or natural elements.

The website called Luna heroic and said she plays a critical role in the student group Dumbledore's Army.