The youngest child of Tywin Lannister, the former acting Prime Minister of the Seven Kingdoms and Duke of Casterly Rock, is a dwarf with an ugly appearance.Tyrion loves reading very much, is good at thinking, and is rich in strategy. However, because he was born with a deformity that caused his mother to die in childbirth, his father Tywin was extremely disgusted with him.
He has a good relationship with his brother Jaime Lannister, but a very bad relationship with his sister Cersei Lannister.