Poznan CH 1998
Christian Ruud won the title, beating Martin Rodriguez 1–6 6–3 6–3 in the final.
Main draw 32 players
- 1🇳🇴Christian Ruud#18Final · Champion
- 2🇪🇸Jacobo DiazQuarterfinals · Lost to Martin Rodriguez
- 3🇪🇸Alex Lopez MoronQuarterfinals · Lost to Oscar Serrano
- 4🇩🇪Marcello CracaRound of 32 · Lost to Attila Savolt
- 5🇧🇷Marcio CarlssonRound of 32 · Lost to Raemon Sluiter
- 6🇮🇹Marco MeneschincheriRound of 32 · Lost to Sebastian Prieto
- 7🇮🇹Marzio MartelliRound of 16 · Lost to Martin Rodriguez
- 8🇸🇰Jan KroslakQuarterfinals · Lost to Christian Ruud
- 🇦🇷Martin RodriguezFinal · Lost to Christian Ruud
- Q🇫🇮Kim TiilikainenSemifinals · Lost to Martin Rodriguez
- 🇪🇸Oscar SerranoSemifinals · Lost to Christian Ruud
- 🇮🇹Renzo FurlanQuarterfinals · Lost to Kim Tiilikainen
- 🇷🇺Andrei CherkasovRound of 16 · Lost to Christian Ruud
- 🇭🇺Attila SavoltRound of 16 · Lost to Renzo Furlan
- 🇳🇴Jan Frode AndersenRound of 16 · Lost to Jacobo Diaz
- 🇩🇪Markus HantschkRound of 16 · Lost to Alex Lopez Moron
- WC🇵🇱Michal ChmelaRound of 16 · Lost to Jan Kroslak
- 🇳🇱Raemon SluiterRound of 16 · Lost to Kim Tiilikainen
- 🇦🇷Sebastian PrietoRound of 16 · Lost to Oscar Serrano
- 🇦🇷Agustin CalleriRound of 32 · Lost to Michal Chmela
- WC🇫🇷Arnaud BoetschRound of 32 · Lost to Martin Rodriguez
- WC🇵🇱Bartlomiej DabrowskiRound of 32 · Lost to Markus Hantschk
- 🇦🇷Gaston EtlisRound of 32 · Lost to Oscar Serrano
- 🇫🇷Gerard SolvesRound of 32 · Lost to Jan Frode Andersen
- Q🇺🇸Hugo ArmandoRound of 32 · Lost to Alex Lopez Moron
- Q🇸🇪Johan LandsbergRound of 32 · Lost to Renzo Furlan
- WC🇦🇺Jurek StasiakRound of 32 · Lost to Jacobo Diaz
- Q🇩🇪Kacper CecekRound of 32 · Lost to Christian Ruud
- 🇪🇨Luis Adrian MorejonRound of 32 · Lost to Andrei Cherkasov
- 🇨🇿Michal TabaraRound of 32 · Lost to Kim Tiilikainen
- 🇳🇱Rogier WassenRound of 32 · Lost to Jan Kroslak
- 🇪🇸Salvador NavarroRound of 32 · Lost to Marzio Martelli