Boo Radley

Boo Radley's actual name is Arthur, however, everyone knows him as Boo. He is, to the children, a mysterious man who never leaves his house. Jem, Scout and Dill, their friend, are always curiously peering at the house while maintaining a safe distance. At first, Boo is though of as a creepy man. As the story continues, he begins to leave presents for Scout and Jem, he even saves them at one point. By the end, it is clear that he is actually a good person who was just damaged emotionally by his father.