| 1998 Fed Cup World Group | |
|---|---|
| Date | 18 April – 20 September |
| Edition | 8th |
| Champions | |
 Spain | |
The World Group was the highest level of Fed Cup competition in 1998. Eight nations competed in a three-round knockout competition. France was the defending champion, but they were defeated in the semifinals by Switzerland. Spain defeated Switzerland to capture their fifth title.