This is a list of the 54 members of the European Parliament for Spain in the 2004 to 2009 session.
List
{| class="sortable wikitable"
|-
! Name !! National party !! EP group
|-
| Inés Ayala Sender
| Socialist Workers' Party
| PES
|-
| María del Pilar Ayuso González
| People's Party
| EPP–ED
|-
| María Badía i Cutchet
| Socialists' Party of Catalonia
| PES
|-
| Enrique Barón Crespo
| Socialist Workers' Party
| PES
|-
| Josep Borrell Fontelles
| Socialist Workers' Party
| PES
|-
| Joan Calabuig Rull
| Socialist Workers' Party
| PES
|-
| Carlos Carnero González
| Socialist Workers' Party
| PES
|-
| Alejandro Cercas Alonso
| Socialist Workers' Party
| PES
|-
| Luis de Grandes Pascual
| People's Party
| EPP–ED
|-
| Pilar del Castillo Vera
| People's Party
| EPP–ED
|-
| Agustín Díaz de Mera García Consuegra
| People's Party
| EPP–ED
|-
| Rosa Díez González
| Socialist Workers' Party
| PES
|-
| Bárbara Dührkop Dührkop
| Socialist Workers' Party
| PES
|-
| Fernando Fernández Martín
| People's Party
| EPP–ED
|-
| Carmen Fraga Estévez
| People's Party
| EPP–ED
|-
| Gerardo Galeote Quecedo
| People's Party
| EPP–ED
|-
| José García-Margallo y Marfil
| People's Party
| EPP–ED
|-
| Iratxe García Pérez
| Socialist Workers' Party
| PES
|-
| Salvador Garriga Polledo
| People's Party
| EPP–ED
|-
| Ignasi Guardans Cambó
|
| ALDE
|-
| Cristina Gutiérrez-Cortines
| People's Party
| EPP–ED
|-
| David Hammerstein Mintz
|
| G–EFA
|-
| María Esther Herranz García
| People's Party
| EPP–ED
|-
| Luis Herrero-Tejedor Algar
| People's Party
| EPP–ED
|-
| Carlos José Iturgáiz Angulo
| People's Party
| EPP–ED
|-
| Mikel Irujo Amezaga
|
| G–EFA
|-
| Antonio López-Istúriz White
|
| EPP–ED
|-
| Miguel Angel Martínez Martínez
| Socialist Workers' Party
| PES
|-
| Antonio Masip Hidalgo
| Socialist Workers' Party
| PES
|-
| Ana Mato Adrover
|
| EPP–ED
|-
| Jaime María Mayor Oreja
|
| EPP–ED
|-
| Manuel Medina Ortega
| Socialist Workers' Party
| PES
|-
| Íñigo Méndez de Vigo
|
| EPP–ED
|-
| Emilio Menéndez del Valle
| Socialist Workers' Party
| PES
|-
| Willy Meyer Pleite
|
| EUL–NGL
|-
| Rosa Miguélez Ramos
| Socialist Workers' Party
| PES
|-
| Francisco José Millán Mon
|
| EPP–ED
|-
| Cristóbal Montoro Romero
|
| EPP–ED
|-
| Javier Moreno Sánchez
| Socialist Workers' Party
| PES
|-
| Raimon Obiols i Germà
| Socialist Workers' Party
| PES
|-
| Josu Ortuondo Larrea
|
| ALDE
|-
| Francisca Pleguezuelos Aguilar
| Socialist Workers' Party
| PES
|-
| José Javier Pomés Ruiz
|
| EPP–ED
|-
| Teresa Riera Madurell
| Socialist Workers' Party
| PES
|-
| Raül Romeva Rueda
|
| G–EFA
|-
| Luisa Fernanda Rudi Ubeda
|
| EPP–ED
|-
| José Salafranca Sánchez-Neira
|
| EPP–ED
|-
| María Isabel Salinas García
| Socialist Workers' Party
| PES
|-
| Antolín Sánchez Presedo
| Socialist Workers' Party
| PES
|-
| María Sornosa Martínez
| Socialist Workers' Party
| PES
|-
| María Elena Valenciano Martínez-Orozco
| Socialist Workers' Party
| PES
|-
| Daniel Varela Suanzes-Carpegna
|
| EPP–ED
|-
| Alejo Vidal-Quadras Roca
|
| EPP–ED
|-
| Luis Yañez-Barnuevo García
| Socialist Workers' Party
| PES
|}