| Singles | |
|---|---|
| 2004 Open Gaz de France | |
| 2003 Champion |
|
| Champion |
|
| Runner-up |
|
| Final score | 6–2, 6–1 |
Serena Williams was the defending champion but did not compete that year.
Kim Clijsters won in the final 6–2, 6–1 against Mary Pierce.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top four seeds received a bye to the second round.