Group A
Argentina
Head coach: 
José Pékerman
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Leo Franco | May 20, 1977 (aged 28) | 3 |  Atlético Madrid |
| 2 | DF | Walter Samuel | March 22, 1978 (aged 27) | 46 | Real Madrid |
| 3 | DF | Juan Pablo Sorín (c) | May 5, 1976 (aged 29) | 57 | Villarreal |
| 4 | DF | Javier Zanetti | August 10, 1973 (aged 31) | 93 |  Internazionale |
| 5 | MF | Esteban Cambiasso | August 18, 1980 (aged 24) | 12 | Internazionale |
| 6 | DF | Gabriel Heinze | April 19, 1978 (aged 27) | 20 |  Manchester United |
| 7 | FW | Carlos Tevez | February 5, 1984 (aged 21) | 12 |  Corinthians |
| 8 | MF | Juan Román Riquelme | June 24, 1978 (aged 26) | 17 | Villarreal |
| 9 | FW | Javier Saviola | December 11, 1981 (aged 23) | 23 |  Monaco |
| 10 | MF | Pablo Aimar | November 3, 1979 (aged 25) | 32 | Valencia |
| 11 | FW | César Delgado | August 18, 1981 (aged 23) | 17 |  Cruz Azul |
| 12 | GK | Germán Lux | June 7, 1982 (aged 23) | 1 | River Plate |
| 13 | DF | Gonzalo Rodríguez | April 10, 1984 (aged 21) | 3 | Villarreal |
| 14 | DF | Gabriel Milito | September 7, 1980 (aged 24) | 9 | Real Zaragoza |
| 15 | DF | Diego Placente | April 24, 1977 (aged 28) | 22 |  Bayer Leverkusen |
| 16 | DF | Fabricio Coloccini | January 22, 1982 (aged 23) | 12 | Deportivo La Coruña |
| 17 | MF | Lucas Bernardi | September 27, 1977 (aged 27) | 6 | Monaco |
| 18 | MF | Mario Santana | December 23, 1981 (aged 23) | 7 | Palermo |
| 19 | MF | Maxi Rodríguez | January 2, 1981 (aged 24) | 12 | Espanyol |
| 20 | DF | Martín Demichelis | December 20, 1980 (aged 24) | 2 | Bayern Munich |
| 21 | FW | Luciano Figueroa | May 19, 1981 (aged 24) | 15 | Villarreal |
| 22 | MF | Luciano Galletti | April 9, 1980 (aged 25) | 13 | Real Zaragoza |
| 23 | GK | Willy Caballero | September 28, 1981 (aged 23) | 0 | Elche |
Australia
Head coach: 
Frank Farina
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Mark Schwarzer | October 6, 1972 (aged 32) | Middlesbrough | |
| 2 | DF | Kevin Muscat | August 7, 1973 (aged 31) | Millwall | |
| 3 | DF | Craig Moore (c) | December 12, 1975 (aged 29) | Borussia Mönchengladbach | |
| 4 | DF | Lucas Neill | March 9, 1978 (aged 27) | Blackburn Rovers | |
| 5 | DF | Tony Vidmar | July 4, 1970 (aged 34) |  Cardiff City | |
| 6 | DF | Tony Popovic | July 4, 1973 (aged 31) | Crystal Palace | |
| 7 | MF | Brett Emerton | February 22, 1979 (aged 26) | Blackburn Rovers | |
| 8 | MF | Josip Skoko | December 10, 1975 (aged 29) |  Gençlerbirliği | |
| 9 | FW | Mark Viduka | October 9, 1975 (aged 29) | Middlesbrough | |
| 10 | MF | Tim Cahill | December 6, 1979 (aged 25) | Everton | |
| 11 | MF | Scott Chipperfield | December 30, 1975 (aged 29) |  Basel | |
| 12 | GK | Michael Petkovic | July 16, 1976 (aged 28) | Trabzonspor | |
| 13 | MF | Luke Wilkshire | October 2, 1981 (aged 23) | Bristol City | |
| 14 | DF | Simon Colosimo | January 8, 1979 (aged 26) | Perth Glory | |
| 15 | FW | John Aloisi | February 5, 1976 (aged 29) | Osasuna | |
| 16 | FW | David Zdrilic | April 13, 1974 (aged 31) | Sydney FC | |
| 17 | DF | Jonathan McKain | September 21, 1982 (aged 22) |  Național București | |
| 18 | GK | Zeljko Kalac | December 16, 1972 (aged 32) | Perugia | |
| 19 | MF | Jason Culina | August 5, 1980 (aged 24) |  Twente | |
| 20 | DF | Ljubo Milicevic | February 13, 1981 (aged 24) | Thun | |
| 21 | MF | Ahmad Elrich | May 30, 1981 (aged 24) | Fulham | |
| 22 | FW | Archie Thompson | October 23, 1978 (aged 26) |  Lierse | |
| 23 | MF | Mile Sterjovski | May 27, 1979 (aged 26) | Basel |
Germany
Head coach: Jürgen Klinsmann
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Oliver Kahn | June 15, 1969 (aged 36) | 78 | Bayern Munich |
| 2 | DF | Andreas Hinkel | March 26, 1982 (aged 23) | 13 | VfB Stuttgart |
| 3 | DF | Arne Friedrich | May 29, 1979 (aged 26) | 26 | Hertha BSC |
| 4 | DF | Robert Huth | August 18, 1984 (aged 20) | 6 | Chelsea |
| 5 | DF | Patrick Owomoyela | November 5, 1979 (aged 25) | 6 | Arminia Bielefeld |
| 6 | MF | Marco Engelhardt | December 2, 1980 (aged 24) | 2 | 1. FC Kaiserslautern |
| 7 | MF | Bastian Schweinsteiger | August 1, 1984 (aged 20) | 14 | Bayern Munich |
| 8 | MF | Torsten Frings | November 22, 1976 (aged 28) | 39 | Bayern Munich |
| 9 | FW | Mike Hanke | November 5, 1983 (aged 21) | 1 | Schalke 04 |
| 10 | MF | Sebastian Deisler | January 5, 1980 (aged 25) | 24 | Bayern Munich |
| 11 | FW | Thomas Brdarić | January 23, 1975 (aged 30) | 8 | VfL Wolfsburg |
| 12 | GK | Jens Lehmann | November 10, 1969 (aged 35) | 23 | Arsenal |
| 13 | MF | Michael Ballack (c) | September 26, 1976 (aged 28) | 53 | Bayern Munich |
| 14 | FW | Gerald Asamoah | October 3, 1978 (aged 26) | 28 | Schalke 04 |
| 15 | MF | Fabian Ernst | May 20, 1979 (aged 26) | 16 | Werder Bremen |
| 16 | MF | Thomas Hitzlsperger | April 5, 1982 (aged 23) | 6 | Aston Villa |
| 17 | DF | Per Mertesacker | September 29, 1984 (aged 20) | 7 | Hannover 96 |
| 18 | MF | Tim Borowski | May 2, 1980 (aged 25) | 9 | Werder Bremen |
| 19 | MF | Bernd Schneider | November 17, 1973 (aged 31) | 48 | Bayer Leverkusen |
| 20 | MF | Lukas Podolski | June 4, 1985 (aged 20) | 11 | 1. FC Köln |
| 21 | DF | Christian Schulz | April 1, 1983 (aged 22) | 3 | Werder Bremen |
| 22 | FW | Kevin Kurányi | March 2, 1982 (aged 23) | 24 | VfB Stuttgart |
| 23 | GK | Timo Hildebrand | April 5, 1979 (aged 26) | 2 | VfB Stuttgart |
Tunisia
Head coach: Roger Lemerre
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Ali Boumnijel | April 13, 1966 (aged 39) |  Africain | |
| 2 | DF | Karim Saidi | March 24, 1983 (aged 22) | Feyenoord | |
| 3 | FW | Karim Essediri | July 29, 1979 (aged 25) |  Tromsø | |
| 4 | DF | Wisam El Abdy | April 2, 1979 (aged 26) | Sfaxien | |
| 5 | FW | Ziad Jaziri | July 12, 1978 (aged 26) | Gaziantepspor | |
| 6 | DF | Hatem Trabelsi (c) | January 25, 1977 (aged 28) | Ajax | |
| 7 | FW | Imed Mhedhebi | March 22, 1976 (aged 29) | Étoile du Sahel | |
| 8 | MF | Mehdi Nafti | November 28, 1978 (aged 26) | Birmingham City | |
| 9 | FW | Haykel Guemamdia | December 22, 1981 (aged 23) | Sfaxien | |
| 10 | MF | Kaies Ghodhbane | January 7, 1976 (aged 29) | Samsunspor | |
| 11 | FW | Francileudo Santos | March 20, 1979 (aged 26) | Sochaux | |
| 12 | MF | Jawhar Mnari | November 8, 1976 (aged 28) | Espérance de Tunis | |
| 13 | MF | Hamed Namouchi | February 14, 1984 (aged 21) |  Rangers | |
| 14 | MF | Adel Chedli | September 16, 1976 (aged 28) | Istres | |
| 15 | DF | Radhi Jaïdi | August 30, 1975 (aged 29) | Bolton Wanderers | |
| 16 | GK | Khaled Fadhel | September 29, 1976 (aged 28) | Diyarbakırspor | |
| 17 | MF | Chaouki Ben Saada | July 1, 1984 (aged 20) | Bastia | |
| 18 | MF | Selim Benachour | September 8, 1981 (aged 23) | Paris Saint-Germain | |
| 19 | DF | Anis Ayari | February 16, 1982 (aged 23) | Samsunspor | |
| 20 | DF | José Clayton | March 21, 1974 (aged 31) | Espérance de Tunis | |
| 21 | FW | Issam Jemâa | January 28, 1984 (aged 21) | Espérance de Tunis | |
| 22 | GK | Hamdi Kasraoui | February 18, 1983 (aged 22) | Espérance de Tunis | |
| 23 | DF | Amir Haj Massaoud | February 8, 1981 (aged 24) | Sfaxien |
