Heilbronn CH 1998
Martin Sinner won the title, beating Gianluca Pozzi 6–0 3–6 6–3 in the final.
Main draw 32 players
- 1🇨🇿Martin Damm SrRound of 32 · Lost to Tuomas Ketola
- 2🇩🇪Alex RadulescuRound of 16 · Lost to Andrei Cherkasov
- 3🇩🇪Hendrik DreekmannRound of 32 · Lost to Christian Vinck
- 4🇮🇹Davide SanguinettiRound of 32 · Lost to Rodolphe Gilbert
- 5🇩🇪Jens KnippschildRound of 32 · Lost to Marco Meneschincheri
- 6🇮🇹Gianluca PozziFinal · Lost to Martin Sinner
- 7🇫🇷Arnaud BoetschRound of 16 · Lost to Bernd Karbacher
- 8🇧🇪Dick NormanRound of 32 · Lost to Cristiano Caratti
- 🇩🇪Martin SinnerFinal · Champion
- WC🇩🇪Bernd KarbacherSemifinals · Lost to Gianluca Pozzi
- 🇮🇹Marco MeneschincheriSemifinals · Lost to Martin Sinner
- Q🇷🇺Andrei CherkasovQuarterfinals · Lost to Bernd Karbacher
- 🇺🇸Geoff GrantQuarterfinals · Lost to Martin Sinner
- LL🇫🇷Rodolphe GilbertQuarterfinals · Lost to Marco Meneschincheri
- Q🇮🇹Stefano PescosolidoQuarterfinals · Lost to Gianluca Pozzi
- 🇩🇪Christian VinckRound of 16 · Lost to Stefano Pescosolido
- 🇮🇹Cristiano CarattiRound of 16 · Lost to Martin Sinner
- 🇮🇹Diego NargisoRound of 16 · Lost to Rodolphe Gilbert
- 🇦🇷Mariano PuertaRound of 16 · Lost to Marco Meneschincheri
- Q🇫🇷Stephane SimianRound of 16 · Lost to Gianluca Pozzi
- 🇫🇮Tuomas KetolaRound of 16 · Lost to Geoff Grant
- 🇬🇧Andrew RichardsonRound of 32 · Lost to Gianluca Pozzi
- WC🇩🇪Bjorn PhauRound of 32 · Lost to Mariano Puerta
- 🇮🇹Davide ScalaRound of 32 · Lost to Martin Sinner
- 🇪🇸Fernando VicenteRound of 32 · Lost to Andrei Cherkasov
- 🇦🇷Francisco CabelloRound of 32 · Lost to Diego Nargiso
- 🇩🇰Frederik FetterleinRound of 32 · Lost to Bernd Karbacher
- Q🇩🇪Lars BurgsmullerRound of 32 · Lost to Geoff Grant
- 🇺🇿Oleg OgorodovRound of 32 · Lost to Arnaud Boetsch
- 🇩🇪Rainer SchuettlerRound of 32 · Lost to Stefano Pescosolido
- 🇦🇹Stefan KoubekRound of 32 · Lost to Alex Radulescu
- 🇮🇹Vincenzo SantopadreRound of 32 · Lost to Stephane Simian