1988 Geneva Open
| 1988 Geneva Open | |
|---|---|
| Date | 19–26 September |
| Edition | 9th |
| Draw | 32S / 16D |
| Prize money | $190,000 |
| Surface | Clay / outdoor |
| Location | Geneva, Switzerland |
| Champions | |
| Singles | |
 Marián Vajda [1] | |
| Doubles | |
 Mansour Bahrami / Tomáš Šmíd [2] | |
The 1988 Geneva Open was a men's tennis tournament played on outdoor clay courts that was part of the 1988 Nabisco Grand Prix. It was played at Geneva in Switzerland from 19 September through 26 September 1988. Unseeded Marián Vajda won the single title.
Finals
Singles
Marián Vajda defeated 
Kent Carlsson 6–4, 6–4
- It was Vajda's only title of the year and the 2nd of his career.
Doubles
Mansour Bahrami / Tomáš Šmíd defeated 
Gustavo Luza / Guillermo Pérez Roldán 6–4, 6–3
- It was Bahrami's only title of the year and the 1st of his career. It was Šmíd's 1st title of the year and the 59th of his career.