Osha is a fictional character created by George R. R. Martin, appearing in the A Song of Ice and Fire series, and in its HBO television adaptation, Game of Thrones. In the television series, she was portrayed by Natalia Tena. In the novels, Osha serves as a relatively minor character who continuously helps the Stark children, Bran and Rickon, after becoming a prisoner and later servant at Winterfell. In the television series, she serves as a major character during the early seasons of the show, with a similar background to her novel counterpart.