
Harry Potter · Character
Hermione Granger
Also known as Miss Granger
- Major
- First seen · Book 1 · Ch. 5
A young girl with fair skin, lots of bushy brown hair and rather large front teeth who stands as an eleven-year-old first-year at Hogwarts. Her mobile face shows wide eyes in surprise, an open mouth with terror, trembling lips, dropped jaws, and tears streaming down her cheeks during moments of fear or emotion, while she shrinks against walls or sinks to the floor when frightened. She wears new Hogwarts robes during school activities and a pink bathrobe in the common room at night, presenting a neat if untamed appearance that fits her role as a studious young witch.
- Gender
- female
- Age
- 11
- First appears
- Book 1 · Ch. 5
- Books
- 3
Hermione Granger begins the series as an eleven-year-old first-year whose bushy hair, expressive face, and studious nature mark her as the quintessential overachiever. Across the first three books, she transforms from a rule-bound newcomer into a resourceful, emotionally resilient young witch whose intellect and loyalty become indispensable to Harry and Ron. Her physical appearance subtly evolves—tanning in Book 3, showing signs of stress and exhaustion—while her emotional range deepens from wide-eyed terror to fierce determination. By the end of Prisoner of Azkaban, she has grown from a frightened child into a confident, quick-thinking ally whose bond with her two best friends is cemented through shared danger and mutual reliance.
Description
A young girl with fair skin, lots of bushy brown hair and rather large front teeth who stands as an eleven-year-old first-year at Hogwarts. Her mobile face shows wide eyes in surprise, an open mouth with terror, trembling lips, dropped jaws, and tears streaming down her cheeks during moments of fear or emotion, while she shrinks against walls or sinks to the floor when frightened. She wears new Hogwarts robes during school activities and a pink bathrobe in the common room at night, presenting a neat if untamed appearance that fits her role as a studious young witch. A human girl with bushy brown hair. In chapter 9 her cheeks have bright pink patches and her eyes are brighter than usual; while Petrified, her eyes are open and glassy. A thirteen-year-old girl with a very brown tanned complexion from her summer away, an expressive round face that flushes pink when embarrassed, turns white with terror, or shows bloodshot eyes and tears during stress, and often bears dark shadows under her eyes from overwork and lack of sleep. Her hair falls into her eyes requiring frequent brushing away as she hurries between classes with towering piles of books, and she maintains a slender youthful build while wearing her everyday Hogwarts school robes, sometimes with a cloak pulled over her head or wrapped in thick scarves against the winter cold.
Connections
Family & partnersFriends & mentorsRivals

Gilderoy Lockhartteacher-student admirer
Hermione's admiration for Lockhart's books in Book 2 quickly sours once his incompetence is revealed, marking a brief but formative disillusionment with celebrity.

Harry Potterconflicting source relationships
Begins as intellectual support during the troll incident and evolves into an unbreakable best-friend bond; Hermione becomes Harry's most reliable source of knowledge, strategy, and emotional grounding across all three books.

Ron Weasleyconflicting source relationships
Starts with friction and rivalry but solidifies into a close, argumentative friendship; their bond is tested by Crookshanks vs. Scabbers tensions in Book 3 yet remains central to the trio's dynamic.
- C
Crookshankspet cat
Introduced in Book 3 as Hermione's half-kneazle pet; his intelligence and instinctive distrust of Scabbers foreshadow major plot revelations and deepen Hermione's role in the mystery.
Story so far
BOOK 1Harry Potter and the Sorcerer's Stone
- Meets Harry and Ron on the Hogwarts Express and impresses them with her knowledge
- Is rescued from the troll in the girls' bathroom, forging the trio's friendship
- Helps Harry and Ron solve the mystery of the Sorcerer's Stone and defeats the obstacles in the final chamber
BOOK 2Harry Potter and the Chamber of Secrets
- Maintains correspondence with Harry during the summer and expresses concern over his isolation
- Becomes a devoted admirer of Gilderoy Lockhart, initially believing his fabricated stories
- Plays a crucial role in uncovering the Chamber of Secrets by brewing Polyjuice Potion and researching basilisks
BOOK 3Harry Potter and the Prisoner of Azkaban
- Returns from summer with a tan and visibly exhausted from her heavy course load
- Adopts Crookshanks, whose intelligence and instincts prove vital in later revelations
- Helps Harry master the Patronus Charm and time-travel via the Time-Turner to save Sirius and Buckbeak
Key events
- Book 1
Ch. 7Harry Sorted into GryffindorDuring the Sorting Ceremony, the Sorting Hat considers placing Harry in Slytherin but ultimately assigns him to Gryffindor, beginning his life at Hogwarts among new friends and rivals. - Book 1
Ch. 10Troll Attack and Trio's FriendshipA mountain troll enters Hogwarts on Halloween; Harry and Ron save Hermione from the creature in the bathroom, forging their lasting friendship through shared bravery. - Book 1
Ch. 14Norbert the Dragon RescueHarry, Ron, and Hermione help Hagrid smuggle the illegal dragon Norbert out of Hogwarts using the Invisibility Cloak, but are caught by Filch after forgetting the cloak. - Book 2
Ch. 8Chamber of Secrets Message and Mrs. Norris PetrifiedAfter Nearly Headless Nick's Deathday Party, Harry, Ron, and Hermione discover Mrs. Norris petrified with the message 'The Chamber of Secrets has been opened. Enemies of the Heir, beware.' - Book 2
Ch. 12Polyjuice Potion Infiltration of SlytherinHarry, Ron, and Hermione use Polyjuice Potion to impersonate Crabbe, Goyle, and Millicent Bulstrode, infiltrating the Slytherin common room to question Malfoy about the Chamber. - Book 3
Ch. 5Dementor Attack on Hogwarts ExpressA Dementor boards the Hogwarts Express and targets Harry, causing him to hear his mother's screams and collapse; Lupin repels it with a Patronus. - Book 3
Ch. 10Harry Learns Black Betrayed His ParentsUsing the Marauder's Map to sneak into Hogsmeade, Harry overhears the Three Broomsticks conversation revealing Sirius Black was his parents' Secret-Keeper and betrayed them to Voldemort. - Book 3
Ch. 11Firebolt Gift and Broom ConfiscationHarry receives an anonymous Firebolt broomstick as a Christmas gift; Hermione suspects Sirius Black's involvement and reports it to McGonagall, who confiscates it for jinx checks. - Book 3
Ch. 17Shrieking Shack ConfrontationHarry, Ron, and Hermione confront Sirius Black in the Shrieking Shack; Lupin arrives and reveals Scabbers is Peter Pettigrew, the true traitor who betrayed the Potters. - Book 3
Ch. 20Time-Turner Rescue of Buckbeak and SiriusUsing Hermione's Time-Turner, Harry and Hermione travel back three hours to save Buckbeak from execution and rescue Sirius from the tower before the Dementors can perform the Kiss.
Gallery
Book 1: Harry Potter and the Sorcerer's Stone
Book 2: Harry Potter and the Chamber of Secrets
Book 3: Harry Potter and the Prisoner of Azkaban
Appearances
Meet Hermione Granger in Bookworm
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