| 7–6, 7–5|
| Ruxandra Dragomir
Ruxandra Dragomir and Inés Gorrochategui were the defending champions of the Warsaw Cup by Heros, a tennis tournament, but did not compete in 1998.
Karina Habšudová and Olga Lugina won in the final 7–6, 7–5 against Liezel Horn and Karin Kschwendt.
1998 Warsaw Cup by Heros – Doubles Wikipedia
Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.
- Sabine Appelmans / Silvia Farina (First Round)
- Cătălina Cristea / Eva Melicharová (Quarterfinals)
- Meike Babel / Wiltrud Probst (Semifinals)
- Karina Habšudová / Olga Lugina (Champions)