Yang Se-jong is a South Korean actor and model. Yang had his breakthrough role as a young chef in the 2017 romance drama Temperature of Love which won him several Best New Actor awards. His other works included the television series Dr. Romantic (2016), Saimdang, Memoir of Colors (2017), Duel (2017), Still 17 (2018), My Country: The New Age (2019), Doona! (2023) and Low Life (2025).