Perseus Jackson, commonly known as Percy Jackson, is a fictional character in the Camp Half-Blood Chronicles by Rick Riordan. He is the protagonist, the narrator, and the title character of the Percy Jackson & the Olympians series, one of the seven protagonists and a main character in the The Heroes of Olympus series, and a minor character in both the The Trials of Apollo series and The Nico di Angelo Adventures series, making him one of the few characters to appear in all four book series of the Camp Half-Blood chronicles. From Wikipedia
