Below are the rosters for the UNCAF Nations Cup 2003 tournament in Panama, held from February 19 to 27 2003.
Guatemala
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Head coach: 
Julio César Cortés
Honduras
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Head coach: 
José de la Paz Herrera
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Víctor Coello | April 10, 1974 | CD Marathón
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| 3 | DF | Maynor Figueroa | CD Olímpia
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| 5 | DF | Sergio Mendoza | Real CD España
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| 6 | DF | Arnold Argueta |  CS Cartaginés
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| 7 | FW | David Suazo |  Cagliari Calcio
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| 8 | DF | Pompilio Valerio | CD Marathón
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| 9 | FW | Jairo Martínez | CD Motagua
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| 10 | MF | Julio César de León | Reggina Calcio
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| 11 | FW | Milton Núñez | November 30, 1972 |  Pachuca CF
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| 13 | MF | Héctor Gutiérrez | Real CD España
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| 14 | DF | Rony Morales | C.D. Platense
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| 15 | FW | Wálter Julián Martínez | C.D. Victoria
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| 16 | MF | Emil Martínez | CD Marathón
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| 17 | MF | Francisco Antonio Ríuz | CD Motagua
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| 18 | FW | Saul Martínez |  Shanghai Shenhua
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| 19 | MF | Edgar Álvarez | C.D. Platense
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| 20 | MF | Amado Guevara | CD Olímpia
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| 21 | MF | Alex Andino | C.D. Platense
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| 23 | MF | Maynor Suazo | CD Olímpia
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| 25 | GK | Donis Escober | CD Olímpia
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Nicaragua
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Head coach: Maurizio Battistini
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Danny Téllez |  Parmalat F.C.
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| 2 | DF | Hevel Quintanilla | Parmalat F.C.
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| 3 | DF | Ezequiel Luna | Diriangén FC
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| 4 | DF | Mario Gastón | Real Estelí
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| 5 | DF | Carlos Alonso | Real Estelí
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| 6 | DF | Silvio Avilés | Diriangén FC
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| 7 | MF | Armando Ismael Reyes | Deportivo Bluefields
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| 8 | MF | David Solórzano | Parmalat F.C.
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| 9 | MF | Emilio Palacios | Parmalat F.C.
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| 10 | FW | Hamilton Santana West | Real Estelí
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| 11 | FW | José Denis Rocha | Parmalat F.C.
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| 12 | MF | Augusto Andino | Real Estelí
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| 13 | MF | Jaime Raúl Ruíz | Real Estelí
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| 14 | FW | Rudel Calero | Deportivo Bluefields
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| 15 | MF | Samuel Olivas | Real Estelí
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| 16 | MF | Mario Acevedo |  CSD Municipal
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| 17 | FW | Víctor Webster | Real Estelí
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| 18 | DF | Érick Vallecillo | Parmalat F.C.
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| 19 | MF | Tyron Acevedo | CD Walter Ferreti
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| 20 | GK | Sergio Chamorro | Real Estelí
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Costa Rica
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Head coach: 
Steve Sampson
El Salvador
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Head coach: 
Juan Ramón Paredes
Panama
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Head coach: 
Carlos Alberto Daluz
| No. | Pos. | Player | Date of birth (age) | Caps | Club |
|---|---|---|---|---|---|
| 1 | GK | Ricardo James | C.D. Platense
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| 2 | DF | Clovis Vergara |  Chorrillo F.C.
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| 3 | DF | Joel Solanilla | Plaza Amador
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| 4 | DF | José Anthony Torres | C.D. Platense
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| 5 | MF | Rubén Tuñón | Alianza F.C.
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| 6 | MF | Gabriel Gómez |  Envigado Fútbol Club
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| 7 | MF | Mario Méndez | Tauro F.C.
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| 8 | FW | Roberto Brown |  FC Sheriff Tiraspol
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| 9 | FW | Julio Dely Valdés |  Málaga CF
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| 10 | MF | Neftalí Díaz | San Francisco F.C.
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| 11 | FW | Emmanuel Ceballos | CD Árabe Unido
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| 13 | DF | Gilberto Walter | San Francisco F.C.
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| 14 | MF | Juan Ramón Solís | San Francisco F.C.
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| 15 | MF | Rodrigo Tello | CD Árabe Unido
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| 16 | MF | Víctor René Mendieta | San Francisco F.C.
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| 17 | FW | Anel Canales | Chorrillo F.C.
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| 18 | DF | Gary Ramos | Tauro F.C.
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| 19 | DF | José Justavino | Plaza Amador
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| 20 | DF | Juan Carlos Cubilla | Tauro F.C.
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| 25 | GK | Giovanni Gutiérrez | Alianza F.C.
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