Oona Ballington

Oona B. was a Gryffindor student at Hogwarts School of Witchcraft and Wizardry in an unknown time period. She was once Captain of Gryffindor Quidditch team.

Appearances

 * Harry Potter: The Exhibition

Behind the scenes

 * In this image, it is visible that the first two letters of Oona's surname are Ba.