Ji Il-joo (Korean: 지일주; born November 7, 1985) is a South Korean actor.

He is known for his role in the drama series Weightlifting Fairy Kim Bok-joo (2016–2017) and Hello, My Twenties!

(2016) In 2018, Ji is making his debut as a director through the upcoming indie film Arrogance.

Ji is also the scriptwriter and lead actor in his film.

[5] In February 2023, Ji signed an exclusive contract with UL Entertainment.