Jessica Yu Li Henwick is an English actress from Surrey, England.
Her mother is Singaporean Chinese and her father is British. In June 2009, it was announced that Henwick had been cast in the lead role of Bo for the BBC show Spirit Warriors. In 2012, Henwick recorded the role of Helen for the second season of the BBC radio play North by Northamptonshire. In early 2013, Henwick made her professional theatre debut in the international premiere of Running on the Cracks, based on the book by Julia Donaldson. Later that year she was cast as Jane Jeong Trenka in the drama Obsession: Dark Desires, which aired January 2014. Henwick also joined the cast of Silk as new barrister pupil Amy. She reprised her role for the spin-off radio series Silk: The Clerks' Room. Jessica can currently be seen on the HBO series Game of Thrones playing the role of Nymeria Sand.