1998 Betty Barclay Cup
| 1998 Intersport Grand Prix | |
|---|---|
| Date | 27 April – 3 May |
| Edition | 14th |
| Category | Tier II |
| Surface | Clay / outdoor |
| Location | Hamburg, Germany |
| Venue | Am Rothenbaum |
| Champions | |
| Singles | |
 Martina Hingis
|
|
| Doubles | |
 Barbara Schett / Patty Schnyder
|
|
The 1998 Intersport Grand Prix was a women's tennis tournament played on outdoor clay courts at the Am Rothenbaum in Hamburg in Germany and was part of Tier II of the 1998 WTA Tour. The tournament ran from April 27 through May 3, 1998. Martina Hingis won the singles title.
Martina Hingis defeated 
Jana Novotná 6–3, 7–5
Barbara Schett / Patty Schnyder defeated Martina Hingis / Jana Novotná 7–6, 3–6, 6–3
...
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