Sung-yueng Ki History
| Clubs | Country | Position | NO | From | To | Loan |
|---|---|---|---|---|---|---|
 Celtic | Scotland | Midfielder | 18 | 01/01/2010 | 24/08/2012 | |
 Swansea City | Wales | Midfielder | 24/08/2012 | 01/07/2018 | ||
 Sunderland | England | Midfielder | 31/08/2013 | 11/04/2014 | Y | |
 Newcastle United | England | Midfielder | 01/07/2018 | 31/01/2020 | ||
 RCD Mallorca | Spain | Midfielder | 10 | 01/02/2020 | 20/07/2020 |
| Country | Position | From | To |
|---|---|---|---|
 South Korea | Midfielder | 01/01/2007 |
NO = Player number .