Yoo Seung-jun
He is a MR.MR. former member with stage name Joon. He joined the group as a sixth member in November 2013 and left in February 2014 due to controversy spread by his old friend. He has a YouTube channel with his friend Zeze.
- Title : Yoo Seung-jun
- Popularity : 0.512
- Known For : Acting
- Birthday : 1992-05-01
- Place of Birth : South Korea
- Homepage :
- Also Known As : 유승준, Joon, Jun