Joffrey Baratheon

Prince Joffrey Baratheon is a major character in Game of Thrones. He is played by Jack Gleeson.

Prince Joffrey is the oldest son and heir of King Robert Baratheon and Queen Cersei Lannister. He has a younger sister, Myrcella, and a younger brother, Tommen. He is usually accompanied by his bodyguard and retainer, the formidable but scarred warrior Sandor Clegane.

In the books
In the Song of Ice and Fire novels Joffrey is twelve years old when the story commences. He is noted as a handsome young man, but not especially skilled at arms. His uncle, Tyrion occasionally tries to teach him something of politics and learning, but he is disinterested in such matters. He and his father have a distant relationship, but is doted on by his mother.