WTA Tour Championships 1998 WTA
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Martina Hingis | d. | Lindsay Davenport | 7-5 6-4 4-6 6-2 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Lindsay Davenport | d. | Steffi Graf | 6-1 2-6 6-3 |
| Martina Hingis | d. | Irina Spirlea | 6-2 7-6 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Lindsay Davenport | d. | Nathalie Tauziat | 6-0 6-3 |
| Steffi Graf | d. | Monica Seles | 1-6 6-4 6-4 |
| Irina Spirlea | d. | Dominique Monami | 6-2 6-3 |
| Martina Hingis | d. | Mary Pierce | 7-6 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Lindsay Davenport | d. | Sandrine Testud | 4-6 7-6 6-0 |
| Nathalie Tauziat | d. | Natalia Zvereva | 6-3 6-1 |
| Steffi Graf | d. | Jana Novotna | 6-7 6-4 6-1 |
| Monica Seles | d. | Anna Kournikova | 6-4 6-3 |
| Dominique Monami | d. | Conchita Martinez | 7-6 6-2 |
| Irina Spirlea | d. | Arantxa Sanchez Vicario | 7-6 6-1 |
| Mary Pierce | d. | Amanda Coetzer | 6-1 6-0 |
| Martina Hingis | d. | Patty Schnyder | 4-6 6-0 6-3 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0