1998 WTA Tour Championships

The 1998 WTA Tour Championships was the end-of-year WTA Tour championship. The top 16 women on the 1998 WTA Tour qualified to participate.

Singles
Monica Seles was the defending champion, but lost in the quarterfinals to Serena Williams. Serena's sister, Venus Williams, won the title, defeating former champion Lindsay Davenport 4-6, 7-5, 6-2 in the final.

Seeds

 * 1) [[File:USA.png]] Lindsay Davenport (Final)
 * 2) [[File:Switzerland.png]] Martina Hingis (Quarterfinals)
 * 3) [[File:Czech Republic.png]] Jana Novotná (First Round)
 * 4) [[File:Spain.png]] Arantxa Sanchez Vicario (First Round)

 Monica Seles (Quarterfinals)  Mary Pierce (First Round)  Conchita Martinez (First Round)  Nathalie Tauziat (Quarterfinals)  