Li Gengxi (Chinese: 李庚希; born 22 April 2000), also known as Teresa Li, is a Chinese actress. She first gained recognition in A Little Reunion (2019), and has since starred in television series such as Sword Snow Stride (2021) and The Long Season (2023). Li's performance in the film Viva La Vida (2024) earned her the Golden Rooster Award for Best Actress.