The prize fund for winning the event was $75,000 in the women's singles. Jordi Arrese, on the men's side, achieved the greatest success in at the event, winning twice and reaching the final once. Cecilia Dahlman was the only woman to win the tournament more than once (not including doubles).
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 1986 | Henrik Sundström | Francisco Maciel | 6-0, 7-5 |
| 1987 | Guillermo Pérez-Roldán | Tore Meinecke | 6-2, 6-3 |
| 1988 | Horst Skoff | Bruno Orešar | 6-3, 2-6, 6-2 |
| 1989 | Ronald Agenor | Kent Carlsson | 6-3, 6-4 |
| 1990 | Mark Koevermans | Franco Davín | 5-7, 6-4, 6-1 |
| 1991 | Sergi Bruguera | Jordi Arrese | 7-5, 6-3 |
| 1992 | Jordi Arrese | Sergi Bruguera | 7-5, 3-0 ret. |
| 1993 | Jordi Arrese | Alberto Berasategui | 6-4, 3-6, 6-3 |
| 1994 | Alberto Berasategui | Oscar Martinez | 4-6, 7-6, 6-3 |
| Year | Champions | Runner-ups | Score |
|---|---|---|---|
| 1986 | Libor Pimek / Blaine Willenborg | Carlos di Laura / Claudio Panatta | 5-7, 6-4, 6-2 |
| 1987 | Tore Meinecke / Ricki Osterthun | Jaroslav Navratil / Tom Nijssen | 6-2, 3-6, 6-2 |
| 1988 | Rikard Bergh / Per Henricsson | Pablo Arraya / Karel Novacek | 6-4, 7-5 |
| 1989 | Claudio Panatta / Tomas Smid | Gustavo Giussani / Gerardo Mirad | 6-3, 6-2 |
| 1990 | Sergio Casal / Javier Sanchez | Tom Kempers / Richard Krajicek | 4-6, 7-6, 6-3 |
| 1991 | Jacco Eltingh / Mark Koevermans | Menno Oosting / Olli Rahnasto | 5-7, 7-6, 7-5 |
| 1992 | Tomas Carbonell / Francisco Roig | Marcelo Filippini / Mark Koevermans | 6-3, 6-4 |
| 1993 | Horacio de la Pena / Jorge Lozano | Royce Deppe / John Sullivan | 3-6, 6-1, 6-2 |
| 1994 | Luis Lobo / Javier Sanchez | Cristian Brandi / Federico Mordegan | 5-7, 6-1, 6-4 |
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 1986 | Sylvia Hanika | Angelikí Kanellopoúlou | 7-5, 6-0 |
| 1987 | Katerina Maleeva | Julie Halard | 6-0, 6-1 |
| 1988 | Isabel Cueto | Laura Golarsa | 6-0, 6-1 |
| 1989 | Cecilia Dahlman | Rachel McQuillan | 6-3, 1-6, 7-5 |
| 1990 | Cecilia Dahlman | Katia Piccolini | 7-5, 7-5 |
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 1986 | Isabel Cueto Arantxa Sánchez | Silke Meier Wiltrud Probst | 4-6, 6-2, 6-4 |
| 1987 | Andrea Betzner Judith Wiesner | Kathleen Horvath Dinky Van Rensburg | 6-4, 7-6 |
| 1988 | Sabrina Goleš Judith Wiesner | Silke Frankl Sabine Hack | 7-5, 6-0 |
| 1989 | Sandra Cecchini Patricia Tarabini | Silke Meier Elena Wagner | 4-6, 6-4, 6-2 |
| 1990 | Laura Garrone Karin Kschwendt | Leona Lásková Jana Pospíšilová | 6-0, 1-6, 7-6 |