Sao Paulo CH 1998
Fernando Meligeni won the title, beating Marcelo Filippini 6–1 6–4 in the final.
Main draw 32 players
- 1🇧🇷Fernando MeligeniFinal · Champion
- 2🇦🇷Franco SquillariRound of 32 · Lost to Andy Zingman
- 3🇪🇨Nicolas LapenttiQuarterfinals · Lost to Juan Ignacio Chela
- 4🇦🇷Mariano ZabaletaQuarterfinals · Lost to Marcelo Filippini
- 5🇦🇷Guillermo CanasRound of 32 · Lost to Marcelo Filippini
- 6🇦🇷Martin RodriguezRound of 16 · Lost to Juan Ignacio Chela
- 7🇸🇪Tomas NydahlRound of 32 · Lost to Marcio Carlsson
- 8🇳🇴Christian Ruud#18Quarterfinals · Lost to Jaime Oncins
- 🇺🇾Marcelo FilippiniFinal · Lost to Fernando Meligeni
- WC🇧🇷Jaime OncinsSemifinals · Lost to Marcelo Filippini
- Q🇦🇷Juan Ignacio ChelaSemifinals · Lost to Fernando Meligeni
- 🇧🇷Marcio CarlssonQuarterfinals · Lost to Fernando Meligeni
- Q🇦🇷Andy ZingmanRound of 16 · Lost to Jaime Oncins
- 🇭🇺Attila SavoltRound of 16 · Lost to Mariano Zabaleta
- 🇦🇷Eduardo MedicaRound of 16 · Lost to Marcio Carlsson
- 🇦🇷Gaston EtlisRound of 16 · Lost to Nicolas Lapentti
- Q🇨🇿Jiri VanekRound of 16 · Lost to Christian Ruud
- 🇳🇱Peter WesselsRound of 16 · Lost to Marcelo Filippini
- 🇩🇪Tomas BehrendRound of 16 · Lost to Fernando Meligeni
- WC🇧🇷Adriano FerreiraRound of 32 · Lost to Martin Rodriguez
- 🇦🇷Agustin CalleriRound of 32 · Lost to Mariano Zabaleta
- 🇧🇷Andre SaRound of 32 · Lost to Christian Ruud
- Q🇦🇷Diego MoyanoRound of 32 · Lost to Tomas Behrend
- WC🇧🇷Eduardo BergmannRound of 32 · Lost to Jiri Vanek
- 🇳🇱Edwin KempesRound of 32 · Lost to Juan Ignacio Chela
- 🇪🇸Emilio Benfele AlvarezRound of 32 · Lost to Attila Savolt
- 🇦🇷Francisco CabelloRound of 32 · Lost to Fernando Meligeni
- 🇦🇷Hernan GumyRound of 32 · Lost to Nicolas Lapentti
- 🇪🇨Luis Adrian MorejonRound of 32 · Lost to Peter Wessels
- 🇦🇹Markus HipflRound of 32 · Lost to Jaime Oncins
- 🇦🇷Sebastian PrietoRound of 32 · Lost to Eduardo Medica
- 🇩🇰Thomas LarsenRound of 32 · Lost to Gaston Etlis