An election of Members of the European Parliament representing Slovakia for the 2004–2009 term of the European Parliament was held on 13 June 2004 as part of the wider 2004 European election. The turnout was the lowest of any country in the European Union. Support was evenly distributed among five parties.

The 2004 European Parliament election was held between 10 and 13 June 2004 in the 25 member states of the European Union, using varying election days according to local custom. The European Parliamental parties could not be voted for, but elected national parties aggregated in European Parliamental parties after the elections.