1999 WTA Tour Championships – Singles
| Singles | |
|---|---|
| 1999 WTA Tour Championships | |
| Champion | Lindsay Davenport |
| Runner-up | Martina Hingis |
| Score | 6–4, 6–2 |
| Draw | 16 |
| Seeds | 8 |
Lindsay Davenport defeated the defending champion Martina Hingis in a rematch of the previous year's final, 6–4, 6–2 to win the singles tennis title at the 1999 WTA Tour Championships.