Jang Dong-yoon (Korean: 장동윤; born July 12, 1992) is a South Korean actor. He is best known for his leading roles in the popular television series School 2017 (2017), The Tale of Nokdu (2019), Search (2020), Daily Dose of Sunshine (2023), Like Flowers in Sand (2023–2024), and My Man is Cupid (2023–2024).