Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 02/2018 - 12/2018 |  | Turkey U21 |  Turkey | Manager |
| 06/2017 - 10/2017 |  | Samsunspor | Turkey | Manager |
| 07/2016 - 02/2017 |  | Eskişehirspor | Turkey | Manager |
National teams managed
| Season | Team | Position | |
|---|---|---|---|
| U21 EURO Qualifiers 2017/2018 | | Turkey U21 | Manager |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 07/2006 - 06/2008 |  | 1. FC Köln |  Germany | Defence | 5 |
| 08/2005 - 06/2006 | | 1. FC Köln | Germany | Defence | 27 |
| 08/2004 - 06/2005 |  | Urawa Red Diamonds |  Japan | Defence | 3 |
| 01/2004 - 07/2004 |  | FC Incheon |  South Korea | Defence | |
| 07/2000 - 10/2003 |  | Aston Villa |  England | Defence | 5 |
| 07/1999 - 06/2000 |  | Fenerbahçe | Turkey | Defence | |
| 07/1998 - 06/1999 |  | Beşiktaş | Turkey | Defence | |
| 07/1997 - 06/1998 | | Beşiktaş | Turkey | Defence | 5 |
| 07/1993 - 06/1997 | | Beşiktaş | Turkey | Defence | |
| 07/1992 - 06/1993 |  | Altay Izmir | Turkey | Defence |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 5 | 5 | - | - | 450 | - | - | - | 1 | - | - | » All matches |
| Champions League Qual. | 4 | 4 | - | - | 360 | - | - | - | 2 | - | - | » All matches |
| Europa League | 8 | 8 | - | - | 720 | - | - | - | - | - | - | » All matches |
| Europa League Qual. | 2 | 2 | - | - | 180 | - | - | - | 1 | - | - | » All matches |
| Cup Winners Cup | 9 | 7 | 2 | 2 | 670 | - | - | - | 2 | - | - | » All matches |
| UI-Cup | 6 | 6 | - | - | 540 | - | - | - | 1 | - | - | » All matches |
| Bundesliga | 21 | 21 | - | 3 | 1.782 | 1 | - | 1 | 6 | 1 | - | » All matches |
| 2. Bundesliga | 27 | 27 | - | 2 | 2.347 | - | - | 1 | 4 | 1 | - | » All matches |
| DFB-Pokal | 2 | 2 | - | - | 240 | - | - | - | 1 | - | - | » All matches |
| Premier League | 58 | 56 | 2 | 5 | 4.934 | 1 | - | - | 15 | - | - | » All matches |
| FA Cup | 2 | 2 | - | - | 180 | - | - | - | - | - | - | » All matches |
| League Cup | 3 | 3 | - | - | 270 | - | - | - | - | - | - | » All matches |
| SüperLig | 176 | 174 | 2 | 12 | 15.356 | 12 | - | - | 30 | - | 5 | » All matches |
| J1 League | 15 | 15 | - | 2 | 1.180 | - | - | - | 7 | 1 | 1 | » All matches |
| Total | 338 | 332 | 6 | 26 | 29.209 | 14 | - | - | 70 | 3 | 6 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 5 | 5 | - | - | 476 | - | - | - | 2 | - | 1 | » All matches |
| WC Qualifiers Europe | 17 | 17 | - | - | 1.530 | 3 | - | - | 4 | - | - | » All matches |
| WC Qualifiers Play-offs | 4 | 4 | - | - | 360 | - | - | - | - | - | - | » All matches |
| Friendlies | 31 | 31 | - | 8 | 2.608 | - | - | - | 4 | - | - | » All matches |
| Confederations Cup | 3 | 3 | - | - | 270 | - | - | - | - | - | - | » All matches |
| EURO | 7 | 7 | - | - | 569 | - | - | 1 | - | - | 1 | » All matches |
| EURO Qualifiers | 23 | 23 | - | - | 2.070 | - | - | - | - | - | - | » All matches |
| Total | 90 | 90 | - | 8 | 7.883 | 3 | - | - | 10 | - | 2 | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 Friendlies | 2 | 2 | - | - | 180 | - | - | - | 1 | - | - | » All matches |
| U21 EURO Qualifiers | 4 | 4 | - | - | 360 | - | - | - | - | - | - | » All matches |
| Total | 6 | 6 | - | - | 540 | - | - | - | 1 | - | - |