2003 French Open
- Australian Open
- French Open
- Wimbledon Championships
- U.S. Open
The 102nd French Open were held to 9 June 2004 of 27 May.
Defender of the single were Albert Costa in the men's and Serena Williams in the women. In the men's doubles were Paul Haarhuis and Yevgeny Kafelnikov, in women's doubles Virginia Ruano Pascual and Paola Suárez, the defending champion. Lisa Raymond and Mike Bryan were the defending champions in the mixed doubles.
In the men's singles Juan Carlos Ferrero won in women's singles and Justine Henin. In men's doubles, the brothers Bob and Mike Bryan won in the women's doubles Kim Clijsters and Ai Sugiyama. The title won in the Mixed Lisa Raymond and Mike Bryan.
- 2.1 seedings
- 3.1 seedings
- 4.1 seedings
- 5.1 seedings