Hermione Granger is a Gryffindor student and the best witch in her Jahr at Hogwarts. She has lots of bushy brown hair, brown eyes and large front teeth, and frequently demonstrates her impressive knowledge. Her parents are Muggle dentists.
Discovered in chapter 6 The Journey from Platform Nine and Three-Quarters
Hermione quickly earns a reputation as a bossy know-it-all at Hogwarts. Harry and Ron initially try to ignore her
Discovered in chapter 10 Hallowe'en
When, on Hallowe’en, Ron calls Hermione “a nightmare,” Hermione spends the rest of the Tag crying in the first-floor girls’ toilet. Harry and Ron, while trying to warn her about the mountain troll that has been set loose in the castle, accidentally lock the creature inside the bathroom with her. They rush back in and the trio work together to knock out the troll. Through their triumph they become friends.
Discovered in chapter 11 Quidditch
Hermione relaxes a little after she becomes Friends with Harry and Ron, helping them with and occasionally checking their homework. When she suspects that Snape is trying to jinx Harry to fall off his besen during a Quidditch match, she runs to his sitz and sets his robes on fire.
Discovered in chapter 14 Norbert the Norwegian Ridgeback
Hermione not only finds information on Nicolas Flamel but convinces Hagrid to tell her, Harry and Ron some Mehr information about who has provided enchantments for the Philosopher’s Stone
Discovered in chapter 15 The Forbidden Forest
Hermione and Harry help Hagrid Von arranging for Norbert the Norwegian Ridgeback –the dragon Hagrid illegally hatches in his hut – to be collected and taken to Charlie Weasley in Romania. Harry and Hermione take Norbert to Hogwarts’ tallest tower and hand the dragon to Charlie Weasley’s friends; however, Filch catches them on the way down. Hermione and Harry each lose fifty points from Gryffindor, receive detentions and become outcasts at the school.
Discovered in chapter 17 The Man with Two Faces
When Hermione, Harry and Ron go through the trapdoor to the chambers protecting the Philosopher’s Stone, Hermione initially panics, then gathers her wits in time to repel the Devil’s Snare. In the penultimate chamber, she uses logic to correctly choose the potion that allows Harry to go through to the final room. She receives fifty points for Gryffindor for her use of cool reasoning under pressure.