2003 Swisscom Challenge

The 2003 Swisscom Challenge, also known as the Zurich Open, was a women's tennis tournament played on indoor hard courts that was part of the Tier I Series of the 2003 WTA Tour. It was the 20th edition of the tournament and took place at the Schluefweg in Zürich, Switzerland, from 13 to 19 October 2003. Second-seeded Justine Henin-Hardenne won the singles title and the $189,000 first-prize money. With this victory Henin-Hardenne became the new world No. 1 ranked singles player.

Singles
🇧🇪 Justine Henin-Hardenne defeated Jelena Dokić, 6–0, 6–4
 * It was Henin-Hardenne's 8th singles title of the year and the 14th of her career.

Doubles
🇧🇪 Kim Clijsters / 🇯🇵 Ai Sugiyama defeated 🇪🇸 Virginia Ruano Pascual / 🇦🇷 Paola Suárez 7–6(7–3), 6–2