The sixth of seven Weasley children and Harry's best friend from their first day at Hogwarts. Overshadowed by his brothers and insecure about his family's lack of wealth, Ron is nevertheless brave, fiercely loyal, and funnier than he gives himself credit for.

A Muggle-born witch and the brightest student of her year at Hogwarts. Bookish, principled, and relentlessly logical, Hermione tempers Harry's impulsiveness and Ron's laziness with careful planning and encyclopaedic knowledge.

A shy, clumsy boy raised by his formidable grandmother after his parents were incapacitated. Neville struggles academically but possesses a quiet courage that reveals itself when it matters most. A talented herbologist.

The youngest Weasley and the only girl in the family. Initially shy around Harry, Ginny is a fierce, independent, and talented witch and a gifted Quidditch player.

One half of the Weasley twins and co-founder of Weasleys' Wizard Wheezes joke shop. Inventive, fearless, and incapable of taking anything seriously. Inseparable from his twin George.

The other half of the Weasley twins and co-founder of Weasleys' Wizard Wheezes. Equally inventive and mischievous as Fred.

Harry's godfather and a member of the original Order of the Phoenix. An unregistered Animagus who can transform into a large black dog. Reckless, fiercely protective, and haunted by years of wrongful imprisonment.

A werewolf and one of Harry's father's closest friends. Lupin serves as Defence Against the Dark Arts teacher in Harry's third year. Gentle, wise, and deeply self-conscious about his condition.

A former Hogwarts schoolmate of Harry's father - one of the four boys who once made up a tight Gryffindor friendship group during the years before the first war against Lord Voldemort. Small, timid, and defined by a need to attach himself to whoever he believes is most powerful, Pettigrew is widely remembered in the wizarding world as a hero who died trying to face Sirius Black.

Deputy Headmistress of Hogwarts and Head of Gryffindor house. Stern, fair, and a supremely gifted Transfiguration teacher with a fierce loyalty to her students and a dry sense of humour.

A Gryffindor student in Harry's year. A talented artist and loyal member of Dumbledore's Army.

A Gryffindor student in Harry's year. Irish, cheerful, and known for accidentally blowing things up.

Harry's mother. A Muggle-born witch described as exceptionally kind, talented, and fiery-tempered. Her love for Harry is the most powerful force in the story.

Harry's father. A talented pure-blood wizard, Quidditch player, and unregistered Animagus who could transform into a stag. Popular and sometimes arrogant in his youth.