European Parliament election, 2004 (Ireland)

The 2004 European Parliament election in Ireland was the Irish component of the 2004 European Parliament election. The voting was held on Friday, 11 June 2004. The election coincided with the 2004 local elections. The election was conducted under the single transferable vote.

Since the 1999 European Parliament election Ireland's entitlement had fallen from 15 seats to 13 seats due to European Union expansion and some constituencies boundaries and names were changed.