Youn Sung-Woo (Korean: 윤성우; born 8 November 1989) is a South Korean footballer who played as midfielder for Goyang Hi FC in K League Challenge.
[1] He was selected by FC Seoul in 2012 K-League draft.
He made only an appearance in his debut season.
He moved to Goyang Hi FC on loan in 2013.
This biographical article related to a South Korean association football midfielder is a stub.