sansa is a Created Name. Sansa Stark is a fictional character created by American author George R. R. Martin. She is a prominent character in Martin's award-winning “A Song of Ice and Fire series”. Sansa Stark is the second child of Eddard Stark and Catelyn Stark. She was born and raised in Winterfell, until leaving with her father and sister at the beginning of the series. In HBO's adaptation of the series, Game of Thrones, Sansa Stark is played by Sophie Turner.