2005 J&S Cup – Singles

Venus Williams was the defending champion, but chose not to participate that year.

Unseeded Justine Henin-Hardenne won the title, defeating Svetlana Kuznetsova in the final, 3–6, 6–2, 7–5.

Seeds
• # 🇫🇷 Amélie Mauresmo (withdrew)

• # 🇷🇺 Svetlana Kuznetsova (final)

• # 🇷🇺 Vera Zvonareva (second round)

• # Patty Schnyder (quarterfinals)

• #🇷🇺 Elena Bovina (quarterfinals)

• #🇫🇷 Nathalie Dechy (quarterfinals)

• #🇧🇪 Kim Clijsters (semifinals)

• #🇮🇹 Silvia Farina Elia (quarterfinals)

• #🇮🇹 Francesca Schiavone (first round)