Digital Seoul Culture Arts University - Modelling Department Nam Yoon-su (Korean: 남윤수; born July 14, 1997)[2] is a South Korean actor and model.

He has appeared in Netflix's original drama series Extracurricular (2020), tvN's Birthcare Center (2020), JTBC's Beyond Evil (2021), KBS's The King's Affection (2021) and Love In The Big City (2024), playing as the main character in the latter.

[6] Later, he appeared in the Netflix series Extracurricular, which led him to gain in recognition, and he was nominated for the Best New Actor – Television in the 57th Baeksang Arts Awards.

[11] In 2022, Nam appeared in the SBS drama Today's Webtoon alongside Kim Se-jeong and Choi Daniel, which premiered in July.

[12] In 2024, Nam played the main character of the South Korean LGBTQ-related series Love In The Big City as Go Young, depicting the 10-year journey of a young gay man learning about life and love through ups and downs in a conservative society while also trying to become a successful writer.