2004 Generali Ladies Linz – Singles

Ai Sugiyama was the defending champion, but lost in the quarterfinals to Amélie Mauresmo.
Mauresmo went on to win the title, defeating Elena Bovina in the final 6–2, 6–0. This was Bovina's final WTA tour final.

Seeds

The top four seeds who played received a bye into the second round.