Yu Chang-Guk
- Title: Yu Chang-Guk
- Popularity: 0.926
- Known For: Acting
- Birthday: 1960-11-02
- Place of Birth: South Korea
- Homepage:
- Also Known As: 유창국, Yu Chang, 유창, Yu Chang-Guk, Yu Cheong-Kuk, Yu Cheong-Guk, Yoo Chang-Guk, Yoo Cheong-Kuk, Yoo Cheong-Guk, Yoo Chang-Kook, Ryu Chang-Kuk, 류창국, Liu Chang-Guo, 柳昌國, Ryu Chang, 류창, Yu Chang-Kuk, Yoo Chang, Ryoo Chang, Ryoo Chang-Gook, Yoo Chang-Gook