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 is, to date, Bovina's final WTA tour final.

Seeds
The top four seeds who played received a bye into the second round. • # 🇫🇷 Amélie Mauresmo (champion)

• # 🇷🇺 Anastasia Myskina (withdrew)

• # 🇺🇸 Serena Williams (second round)

• # 🇷🇺 Vera Zvonareva (quarterfinals)

• # 🇷🇺 Nadia Petrova (semifinals)

• # 🇯🇵 Ai Sugiyama (quarterfinals)

• # Patty Schnyder (first round)

• # Karolina Šprem (first round)

• # 🇷🇺 Elena Bovina (final)

Seeds
• # 🇨🇿 Denisa Chládková (first round)

• # 🇨🇿 Barbora Strýcová (withdrew)

• # 🇷🇺 Vera Dushevina (qualified)

• # 🇷🇺 Alina Jidkova (qualified)

• # 🇸🇰 Martina Suchá (qualified)

• # 🇸🇰 Ľubomíra Kurhajcová (first round)

• # 🇵🇱 Marta Domachowska (qualifying competition, lucky loser)

• # 🇺🇸 Lindsay Lee-Waters (qualifying competition, lucky loser)

Qualifiers
• # 🇸🇰 Martina Suchá

• # 🇩🇪 Julia Schruff

• # 🇷🇺 Vera Dushevina

• # 🇷🇺 Alina Jidkova

Lucky losers
• # 🇵🇱 Marta Domachowska

• # 🇺🇸 Lindsay Lee-Waters