Tywin Lannister is a prominent character from the fantasy series A Song of Ice and Fire by George R.R. Martin and its television adaptation, Game of Thrones. He is the head of House Lannister, one of the wealthiest and most powerful families in the fictional continent of Westeros. Known for his intelligence, ruthlessness, and strategic mind, Tywin serves as the Hand of the King, wielding significant political influence. Tywin is the father of three children: Cersei, Jaime, and Tyrion Lannister. He is often depicted as a stern and demanding figure, prioritizing the family's legacy and power above all else. His complex relationships with his children, particularly with Tyrion, shape much of the narrative surrounding his character.