Hermione Granger

About

First introduced in the novel Harry Potter and the Philosopher's Stone, she is a student of Hogwarts School of Witchcraft and Wizardry who befriends Harry Potter and Ron Weasley after they save her from a mountain troll. She was placed into House Gryffindor.

Trivia

Emma Watson brought the character to life in the Harry Potter franchise, beginning with Harry Potter and the Sorcerer's Stone. The character has also been portrayed on Broadway and in video games.