Vina del Mar 1998 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Francisco Clavet | d. | Younes El Aynaoui | 6-2 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Francisco Clavet | d. | Juan Antonio Marin | 6-2 7-5 |
| Younes El Aynaoui | d. | Felix Mantilla | 6-4 6-4 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Juan Antonio Marin | d. | Marcelo Rios | 6-4 6-7(5) 7-5 |
| Francisco Clavet | d. | Nicolas Lapentti | 6-4 6-4 |
| Younes El Aynaoui | d. | Mariano Puerta | 6-2 1-0 RET |
| Felix Mantilla | d. | Jim Courier | 3-6 6-3 7-6(6) |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Marcelo Rios | d. | Martin Rodriguez | 6-2 6-2 |
| Juan Antonio Marin | d. | Franco Squillari | 6-4 4-6 6-4 |
| Nicolas Lapentti | d. | Gustavo Kuerten | 7-6(3) 6-3 |
| Francisco Clavet | d. | Julian Alonso | 6-1 7-6(9) |
| Mariano Puerta | d. | Lucas Arnold Ker | 6-3 7-5 |
| Younes El Aynaoui | d. | Alberto Berasategui | 7-6(1) 6-1 |
| Jim Courier | d. | Dominik Hrbaty | 7-6(5) 6-4 |
| Felix Mantilla | d. | Eduardo Medica | 6-0 6-1 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Marcelo Rios | d. | Marcio Carlsson | 6-2 1-6 6-3 |
| Martin Rodriguez | d. | Guillermo Canas | 3-6 6-3 7-6(7) |
| Juan Antonio Marin | d. | Gianluca Pozzi | 3-6 6-1 6-3 |
| Franco Squillari | d. | Nicolas Massu | 6-3 7-5 |
| Gustavo Kuerten | d. | Luis Adrian Morejon | 6-7(5) 6-4 7-5 |
| Nicolas Lapentti | d. | Carlos Costa | 4-6 6-3 6-3 |
| Julian Alonso | d. | Juan Albert Viloca Puig | 5-2 RET |
| Francisco Clavet | d. | Ramon Delgado | 6-4 6-4 |
| Mariano Puerta | d. | Fernando Vicente | 2-6 7-6(2) 6-3 |
| Lucas Arnold Ker | d. | Mariano Hood | 6-2 3-6 6-3 |
| Younes El Aynaoui | d. | Karim Alami | 6-3 6-4 |
| Alberto Berasategui | d. | Galo Blanco | 6-1 6-3 |
| Dominik Hrbaty | d. | Andre Sa | 7-6(3) 6-4 |
| Jim Courier | d. | Marzio Martelli | 7-6(2) 6-4 |
| Eduardo Medica | d. | Fernando Meligeni | 6-4 1-6 6-1 |
| Felix Mantilla | d. | Mariano Zabaleta | 6-2 6-3 |