| Date | Name | Rank | Age | Unit | Branch | State | City | Cause | Place of Death | Died In |
| 2-04-2004 | Perez Garcia, Gonzalo | Comandante | 42 | | Spanish Guardia Civil | Spain | Toledo | Hostile - hostile fire | Central Defense Hospital | Spain |
| 11-29-2003 | Egea, Jose Lucas | Brigada de Caballeria (Sgt. Major) | 42 | Centro Nacional de Inteligencia | Spanish CNI | Spain | Madrid | Hostile - hostile fire - ambush | Latifiya | Iraq |
| 11-29-2003 | Baro Ollero, Carlos | Comandante de Infanteria (Major) | 36 | Centro Nacional de Inteligencia | Spanish CNI | Spain | Madrid | Hostile - hostile fire - ambush | Latifiya | Iraq |
| 11-29-2003 | Zanon Tarazona, Luis Ignacio | Sargento Primero (Sgt. 1st Class) | 36 | Centro Nacional de Inteligencia | Spanish CNI | Spain | Quart de Poblet, Valencia | Hostile - hostile fire - ambush | Latifiya | Iraq |
| 11-29-2003 | Merino Olivera, Jose Ramon | Comandante de Infanteria (Major) | 49 | Centro Nacional de Inteligencia | Spanish CNI | Spain | Madrid | Hostile - hostile fire - ambush | Latifiya | Iraq |
| 11-29-2003 | Rodriguez Perez, Jose Carlos | Comandante de Infanteria (Major) | 41 | Centro Nacional de Inteligencia | Spanish CNI | Spain | Zamora | Hostile - hostile fire - ambush | Latifiya | Iraq |
| 11-29-2003 | Vega Calvo, Alfonso | Brigada de Infanteria Ligera (Sgt. Major) | 41 | Centro Nacional de Inteligencia | Spanish CNI | Spain | Bamba de Vino | Hostile - hostile fire - ambush | Latifiya | Iraq |
| 11-29-2003 | Martinez Gonzalez, Alberto | Comandante de Caballeria (Major) | 43 | Centro Nacional de Inteligencia | Spanish CNI | Spain | Pravia, Asturias | Hostile - hostile fire - ambush | Latifiya | Iraq |
| 10-26-2003 | Puga Gandar, Luis | Sergeant | 29 | | Spanish Army | Spain | | Non-hostile - weapon discharge (accid.) | Diwaniyah | Iraq |
| 10-09-2003 | Bernal Gomez, Jose Antonio | Sargento Primero (Sgt. 1st Class) | 34 | Centro Nacional de Inteligencia | Spanish CNI | Spain | Madrid | Hostile - hostile fire | Baghdad | Iraq |
| 8-20-2003 | Martin-Oar, Manuel | Captain | 56 | On assignment to the United Nations | Spanish Navy | Spain | Madrid | Hostile - hostile fire - truck bomb | Baghdad (U.N. Hdqrs.) | Iraq |
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