Harry Potter's characteristic is described as brave, caring, curious, bad-tempered, insolent, and stubborn through personal description, speech, reactions, and character as seen by others. 
His nickname is "The boy who lived" 
Harry James Potter is the protagonist in J. K. Rowling's Harry Potter fantasy series. The books cover seven years in the life of the orphan who, on his 11th birthday, learns he is a wizard and the son of magical parents Lily and James Potter.