Agnes Monkleigh was a Slytherin student at Hogwarts School of Witchcraft and Wizardry in the 1990s. During the 1996–1997 school year, she blocked one of the exits in the Herbology Store, forcing Harry Potter to beat her in a duel in order to get past.
Appearances
- Harry Potter and the Half-Blood Prince (video game) (NDS version only)