Yoo Seung-yeon (born February 27, 1993), better known by the stage name Gong Seung-yeon, is a South Korean actress. She is best known for her roles in the film Aloners (2021) and television series such as Six Flying Dragons (2015-2016), The Master of Revenge (2016), Introverted Boss (2017), Circle (2017), Are You Human? (2018), Flower Crew: Joseon Marriage Agency (2018), Bulgasal: Immortal Souls (2021-2022), The First Responders (2022-2023), and Perfect Crown (2026).