1988 Copa Nabisco Royal Open
| 1988 Buenos Aires Grand Prix | |
|---|---|
| Date | November 7 – November 14 |
| Edition | 20th |
| Surface | Clay |
| Location | Buenos Aires, Argentina |
| Champions | |
| Singles | |
 Javier Sánchez | |
| Doubles | |
| Carlos Costa / Javier Sánchez | |
The 1988 Buenos Aires Grand Prix was an Grand Prix tennis tournament held in Buenos Aires, Argentina. The tournament was held from November 7 to November 14.
Winners
Men's Singles
Javier Sánchez defeated 
Guillermo Pérez-Roldán 6–2, 7–6
- It was Sánchez's 3rd title of the year and the 5th of his career.
Men's Doubles
Carlos Costa / Javier Sánchez defeated Eduardo Bengoechea / José Luis Clerc 6–3, 3–6, 6–3
- It was Costa's only title of the year and the 1st of his career. It was Sánchez's 2nd title of the year and the 4th of his career.