| Goalkeeper | |||||
|---|---|---|---|---|---|
| # | Name | Country | Birthday | ||
| 1 |  | David Mahoney |  | USA | 14.04.1981 |
| 18 |  | Matt Pickens | | USA | 05.04.1982 |
| 24 |  | Zach Thornton | | USA | 10.10.1973 |
| Defence | |||||
| # | Name | Country | Birthday | ||
| 2 |  | C.J. Brown | | USA | 15.06.1975 |
| 3 |  | Samuel Caballero |  | Honduras | 24.12.1974 |
| 5 |  | Jim Curtin | | USA | 23.06.1979 |
| 33 |  | Hollis Donaldson | | USA | 01.09.1983 |
| 4 |  | Leonard Griffin | | USA | 11.09.1982 |
| 20 |  | Tony Sanneh | | USA | 01.06.1971 |
| 13 |  | Gonzalo Segares |  | Costa Rica | 13.10.1982 |
| 13 |  | Jack Stewart | | USA | 29.05.1983 |
| Midfield | |||||
| # | Name | Country | Birthday | ||
| 14 |  | Chris Armas | | USA | 27.08.1972 |
| 22 |  | Scott Buete | | USA | 23.07.1980 |
| 19 |  | Craig Capano | | USA | 07.07.1985 |
| 23 |  | Iván Guerrero | | Honduras | 30.11.1977 |
| 16 |  | Will John | | USA | 13.06.1985 |
| 30 |  | Will Johnson |  | Canada | 21.01.1987 |
| 21 |  | Justin Mapp | | USA | 18.10.1984 |
| 15 |  | Jesse Marsch | | USA | 08.11.1973 |
| 12 |  | Logan Pause | | USA | 22.08.1981 |
| 29 |  | Thiago Gaucho |  | Brazil | 07.04.1982 |
| 7 |  | John Thorrington | | USA | 10.07.1979 |
| Forward | |||||
| # | Name | Country | Birthday | ||
| 9 |  | Chad Barrett | | USA | 30.04.1985 |
| 27 |  | Andy Herron | | Costa Rica | 02.03.1978 |
| 11 |  | Nate Jaqua | | USA | 28.10.1981 |
| 8 |  | Ľubomír Reiter |  | Slovakia | 03.12.1974 |
| 17 |  | Chris Rolfe | | USA | 17.01.1983 |
| Manager | |||||
| # | Name | Country | Birthday | ||
 | Dave Sarachan | | USA | 07.06.1954 | |
| Ass. Coach | |||||
| # | Name | Country | Birthday | ||
 | Denis Hamlett | | Costa Rica | 09.01.1969 | |
| Goalkeeper Coach | |||||
| # | Name | Country | Birthday | ||
 | Daryl Shore | | USA | 06.01.1970 | |
Chicago Fire