Nina Young is the Australian actress who portrayed The Grey Lady in the film adaptation of Harry Potter and the Chamber of Secrets. In Harry Potter and the Deathly Hallows: Part 2 The Grey Lady is played by Kelly Macdonald.
Nina is the daughter of Perth businessman Peter Young and Tania Verstak, a woman of Russian origin who was Miss Australia 1961 and Miss International 1962. Nina began acting in 1994 and appeared in Johnny English. She has also appeared as Alison in a second series episode of Joking Apart and in the Demon Headmaster takes over, in 1998, where she played Professor Rowe.