| Details | |
|---|---|
| Duration | February 2 – October 25 |
| Edition | 9th |
| Tournaments | 8 |
| Achievements (singles) | |
| Most tournament titles |  Lindsay Davenport Martina Hingis (2) |
| Most tournament finals | Lindsay Davenport Martina Hingis Venus Williams (3) |
← 1997 1999 → | |
The WTA Tier I events are part of the elite tour for professional women's tennis organised by the WTA called the WTA Tour.[1]
- ^ "1998 Tournaments | WTA Official". Women's Tennis Association. Archived from the original on 2022-09-20.