Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 07/2012 - 06/2014 |  | Tottenham Hotspur |  England | Ass. Coach |
| 07/2011 - 06/2012 |  | Germany U16 |  Germany | Manager |
| 07/2010 - 07/2011 |  | Germany U17 | Germany | Manager |
| 07/2009 - 06/2010 | | Germany U16 | Germany | Manager |
| 01/2008 - 12/2008 |  | Nigeria |  Nigeria | Ass. Coach |
National teams managed
| Season | Team | Position | |
|---|---|---|---|
| U17 Friendlies 2012 | | Germany U17 | Manager |
| U16 Friendlies 2012 | | Germany U16 | Manager |
| U17 World Cup 2011 Mexico | | Germany U17 | Manager |
| U17 EURO 2011 Serbien | | Germany U17 | Manager |
| U17 Friendlies 2011 | | Germany U17 | Manager |
| U16 Friendlies 2011 | | Germany U16 | Manager |
| U17 EURO Qualifiers 2010/2011 | | Germany U17 | Manager |
| U16 Friendlies 2010 | | Germany U16 | Manager |
| U17 Friendlies 2010 | | Germany U17 | Manager |
| U16 Friendlies 2009 | | Germany U16 | Manager |
| Africa Cup 2008 Ghana | | Nigeria | Ass. Coach |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 01/2004 - 06/2004 |  | Leicester City | England | Midfield | 13 |
| 07/2003 - 01/2004 |  | 1. FC Kaiserslautern | Germany | Midfield | 44 |
| 10/2003 - 10/2003 |  | 1. FC Kaiserslautern II | Germany | Midfield | |
| 01/1999 - 06/2003 | | Tottenham Hotspur | England | Midfield | 4 |
| 07/1993 - 01/1999 |  | Borussia Dortmund | Germany | Midfield | 4 |
| 07/1991 - 06/1993 |  | FC Schalke 04 | Germany | Midfield | |
| 07/1988 - 06/1991 |  | BSG Stahl Brandenburg | Germany | Midfield |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Intercontinental Cup | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
 | Champions League | 17 | 15 | 2 | 3 | 1.299 | - | - | - | 3 | - | - | » All matches |
| Europa League | 18 | 17 | 1 | 4 | 1.538 | - | - | - | 2 | - | - | » All matches |
| UEFA Super Cup | 2 | 2 | - | 1 | 110 | - | - | - | - | - | - | » All matches |
 | Oberliga | 57 | 57 | - | 4 | 5.003 | - | - | - | 12 | - | - | » All matches |
| FDGB-Pokal | 3 | 3 | - | - | 270 | - | - | - | - | - | - | » All matches |
| Bundesliga | 178 | 167 | 11 | 23 | 14.676 | 9 | - | 6 | 50 | 1 | - | » All matches |
| DFB-Pokal | 12 | 11 | 1 | 2 | 1.087 | - | - | - | 3 | 1 | - | » All matches |
| Franz-Beckenbauer-Supercup | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| Promotion Round 2. Bundesliga | 5 | 5 | - | - | 450 | - | - | - | 1 | - | - | » All matches |
| Regionalliga Süd (1994-2012) | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| League Cup | 1 | 1 | - | 1 | 7 | - | - | - | - | - | - | » All matches |
| Premier League | 116 | 105 | 11 | 25 | 9.303 | - | - | 4 | 31 | - | - | » All matches |
| FA Cup | 11 | 11 | - | 2 | 994 | - | - | - | 4 | - | - | » All matches |
| League Cup | 14 | 14 | - | 4 | 1.096 | - | - | - | 1 | - | - | » All matches |
| Total | 437 | 411 | 26 | 69 | 36.103 | 9 | - | - | 107 | 2 | - |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Friendlies | 11 | 8 | 3 | 1 | 786 | - | - | - | 1 | - | - | » All matches |
| EURO | 4 | 2 | 2 | 1 | 287 | - | - | - | - | - | - | » All matches |
| EURO Qualifiers | 6 | 5 | 1 | - | 495 | - | - | - | 2 | - | - | » All matches |
| Total | 21 | 15 | 6 | 2 | 1.568 | - | - | - | 3 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 EURO Qualifiers | 2 | 2 | - | - | 180 | - | - | - | - | - | - | » All matches |
| Total | 2 | 2 | - | - | 180 | - | - | - | - | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 World Cup | 2 | 2 | - | - | 180 | - | - | - | - | - | - | » All matches |
| Total | 2 | 2 | - | - | 180 | - | - | - | - | - | - |