1998 Swisscom Challenge

The 1998 Swisscom Challenge was a women's tennis tournament played on indoor hard courts at the Schluefweg in Zürich, Switzerland that was part of Tier I of the 1998 WTA Tour. It was the 15th edition of the tournament and was held from October 12 through October 18, 1998.

Singles
🇺🇸 Lindsay Davenport defeated 🇺🇸 Venus Williams 7–5, 6–3
 * It was Davenport's 6th title of the year and the 19th of her career.

Doubles
🇺🇸 Serena Williams / 🇺🇸 Venus Williams defeated Mariaan de Swardt / 🇺🇦 Elena Tatarkova 5–7, 6–1, 6–3
 * It was Serena Williams' 4th title of the year and the 4th of her career. It was Venus Williams' 7th title of the year and the 7th of her career.