Gilly is a fictional character in the A Song of Ice and Fire series of fantasy novels by American author George R. R. Martin, and its television adaptation Game of Thrones. Introduced in 1998's A Clash of Kings, she is a wildling from the wild lands north of the Wall who is befriended by Samwell Tarly and Jon Snow. She subsequently appeared in Martin's A Storm of Swords (2000), A Feast for Crows (2005), A Dance with Dragons (2011), and will appear in the upcoming novel The Winds of Winter. Gilly is portrayed by Hannah Murray in the HBO television adaptation.