2003 J&S Cup

The 2003 J&S Cup was a Tier II event on the 2003 WTA Tour that run from April 28 - May 4, 2003. It was held in Warsaw, Poland, and was the 8th year that the event was staged. Amélie Mauresmo of France won her first Warsaw title and first overall of the year.

Seeds

 * Seedings are based on the rankings of April 21, 2003.
 * Conchita Martínez withdrew due to a right shoulder injury, so Elena Likhovtseva became the No. 9 seed, but she also withdrew due to illness, so Tatiana Panova of Russia become No. 10 seed.

Other entrants
The following players received wildcards into the main draw:


 * 🇵🇱 Marta Domachowska
 * 🇵🇱 Joanna Sakowicz

The following players received entry from the qualifying draw:


 * 🇨🇿 Sandra Kleinová
 * 🇨🇿 Zuzana Ondrášková
 * 🇪🇸 Arantxa Parra
 * 🇸🇰 Martina Suchá

The following players received entry as lucky losers:


 * 🇭🇺 Katalin Marosi
 * 🇨🇿 Renata Voráčová

Singles
🇫🇷 Amélie Mauresmo defeated 🇺🇸 Venus Williams, 6-7(6), 6-0, 3-0, Ret.

Doubles
Liezel Huber / 🇧🇬 Magdalena Maleeva defeated Eleni Daniilidou / 🇦🇷 Gisela Dulko, 3-6, 6-4, 6-2