Olenna Tyrell is a fictional character from the popular series Game of Thrones, based on the A Song of Ice and Fire novels by George R.R. Martin. She is the matriarch of House Tyrell, known for her sharp wit, intelligence, and political acumen. Olenna is often referred to as the "Queen of Thorns" due to her cunning nature and ability to navigate the treacherous politics of Westeros. As the grandmother of Margaery Tyrell and Loras Tyrell, Olenna plays a significant role in their lives and ambitions. She is fiercely protective of her family and is willing to use manipulation and strategy to achieve her goals. Olenna's character is celebrated for her memorable quotes and strong presence throughout the series.