Third person is the person a speaker uses and refers to when speaking about someone or something other than himself or the person to whom he is talking. Third person is one of the three persons used in English.
Among the common pronouns used for third person are "he," "she," "it," "they," "them," "her" and "him." Most formal writing is done in third person. Literature with a third person point of view is a story written from the point of view of a narrator who is not involved in the story. Third person in literature is either limited or omniscient. In limited third person, the story is told from an outsider's perspective but with emphasis on one character's thoughts and feelings. Omniscient third person is told from an all-seeing narrator who knows the thoughts and feelings of most, if not all, of the characters.