Yoo Seung-jun

Known As: 유승준Born: 1st May, 1992Age: 34Birthplace: South Korea

Biography: 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.