Ko Se-won
- Title: Ko Se-won
- Popularity: 2.17
- Known For: Acting
- Birthday: 1977-12-13
- Place of Birth: Seoul, South Korea
- Homepage: http://www.hunusent.co.kr/archives/portfolio-items/%ea%b3%a0%ec%84%b8%ec%9b%90?portfolioID=2227
- Also Known As: 고세원, Se-Won Ko, Go Se-won, 高世元