| Singles | |
|---|---|
| 1988 Donnay Indoor Championships | |
| Champion |
|
| Runner-up |
|
| Final score | 7–6, 7–6, 6–4 |
Mats Wilander was the defending champion, but did not participate this year.
Henri Leconte won the title, defeating Jakob Hlasek 7–6, 7–6, 6–4 in the final.