| Kim Oh-Sung | |
| Fullname: | Kim Oh-Sung |
| Birth Date: | 16 August 1986 |
| Birth Place: | South Korea |
| Currentclub: | Ulsan Hyundai Mipo Dolphin FC |
| Clubnumber: | 10 |
| Position: | Midfielder |
| Youthyears1: | 2005–2008 |
| Youthclubs1: | Korea University |
| Years1: | 2009–2012 |
| Caps1: | 6 |
| Goals1: | 0 |
| Years2: | 2011–2012 |
| Clubs2: | → Police (army) |
| Years3: | 2012–2013 |
| Caps3: | 21 |
| Goals3: | 9 |
| Years4: | 2014–2015 |
| Caps4: | 0 |
| Goals4: | 0 |
| Years5: | 2015– |
| Caps5: | 0 |
| Goals5: | 0 |
| Pcupdate: | 13 January 2011 |
| Hangul: | 김오성 |
| Hanja: | 金五星 |
| Rr: | Gim O-seong |
| Mr: | Kim O-sŏng |
Kim Oh-Sung (; born 16 August 1986) is a South Korean football midfielder who plays for Gyeongju KH&NP in the Korea National League.
Kim Oh-Sung was drafted to Daegu FC in 2009. He made his Daegu FC first-team debut on 20 June 2009 in a match against Suwon Bluewings, coming on as a substitute after 82 minutes of play. Kim made a further four K-League appearances during the season. Following limited on field play during the 2010 season (only one match), Kim joined R-League side Police FC to comply with his two-year military service obligations.
| Club performance | League | Cup | League Cup | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Club | League | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |
| South Korea | League | KFA Cup | League Cup | Total | |||||||
| 2009 | Daegu FC | K-League | 5 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | |
| 2010 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | |||
| 2011 | Police | R-League | - | - | - | - | - | - | - | - | |
| Career total | 6 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | |||