7. Olenna Tyrell
Diana Rigg played the role of “Olenna Tyrell” in the web series “Game of Thrones”. Olenna Tyrell, also known as the Queen of Thorns, is the mother of Mace Tyrell, the lord of Highgarden and the lord paramount of the Reach.
She is described as a wizened and cunning old woman with a wicked wit and a sharp tongue and is known for openly stating her opinion.