Margaery tyrell and gay brother
Martin , and its television adaptation Game of Thrones. She is a member of the House Tyrell , the second wealthiest and largest of the eight Great Houses in Westeros. She is twin sister to Loras Tyrell and the granddaughter of Olenna Tyrell. Like her grandmother, she is shrewd, ambitious and adaptable, and uses her beauty, generosity and family influence to secure power for herself.
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In the television adaptation Game of Thrones she is played by Natalie Dormer. Margaery has thick, softly curling brown hair and large brown eyes. Tyrion Lannister considers her to be just as comely as Sansa Stark. Margaery is intelligent  and shrewd,  taking after her cunning grandmother, Lady Olenna Tyrell. Margaery's attire includes a sheer gown of ivory silk, Myrish lace, and seed pearls. She has three older brothers, Willas , Garlan , and Loras. When she was a little girl, Willas used to read to her, and draw her pictures of the stars.
Margaery was raised in privilege in the family seat and regional capital of Highgarden. She is said to be as beautiful as she is clever. Margaery marries King Renly Baratheon , the lover of her brother Loras , though she's aware of their relationship. Two weeks afterward they have not yet consummated their marriage. Renly camps his army in the Stormlands , near his seat of Storm's End , and holds a tournament for his followers.
He is a highly skilled knight and jouster. His tournament successes, dazzling good looks, and ostentatious showmanship has made him a celebrated figure in the courts of the Seven Kingdoms. His personal coat of arms is three golden roses on a field of green, indicating his position as a third son. Loras is exceptionally handsome. Loras is beloved by the smallfolk , especially women.