Hayley (also spelled Haley) is a given name that can refer to:
- Haley Dakota, a Gryffindor student
- Hayley Quentin, a Slytherin student at Hogwarts School of Witchcraft and Wizardry in the 1990s
Behind the scenes[]
Real-world individuals with the given name Hayley include:
- Hayley Michelle, portraying a piccadilly pedestrian in Harry Potter and the Deathly Hallows: Part 1
- Hayley Smith, appearing in Harry Potter and the Deathly Hallows: Part 2
- Hayley Wareham, portraying a Gryffindor student in the film adaptation of Harry Potter and the Prisoner of Azkaban