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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).