San Benedetto CH 2003
Stan Wawrinka won the title, beating Salvador Navarro 6–1 4–6 6–4 in the final.
Main draw 32 players
- 1🇦🇷Federico BrowneSemifinals · Lost to Salvador Navarro
- 2🇦🇷Martin Vassallo ArguelloSemifinals · Lost to Stan Wawrinka
- 3🇦🇷Sergio RoitmanQuarterfinals · Lost to Salvador Navarro
- 4🇪🇸Alex CalatravaRound of 16 · Lost to Stan Wawrinka
- 5🇮🇹Potito StaraceQuarterfinals · Lost to Martin Vassallo Arguello
- 6🇪🇸Marc LopezRound of 16 · Lost to Tomas Tenconi
- 7🇩🇪Simon GreulRound of 32 · Lost to Oscar Serrano
- 8🇦🇷Mariano DelfinoRound of 16 · Lost to Salvador Navarro
- 🇨🇭Stan Wawrinka#152Final · Champion
- 🇪🇸Salvador NavarroFinal · Lost to Stan Wawrinka
- 🇪🇸Oscar SerranoQuarterfinals · Lost to Stan Wawrinka
- 🇮🇹Tomas TenconiQuarterfinals · Lost to Federico Browne
- WC🇮🇹Gianluca LuddiRound of 16 · Lost to Federico Browne
- LL🇦🇷Ignacio HirigoyenRound of 16 · Lost to Oscar Serrano
- 🇩🇪Marcello CracaRound of 16 · Lost to Potito Starace
- WC🇮🇹Simone VagnozziRound of 16 · Lost to Martin Vassallo Arguello
- 🇰🇿Yuri SchukinRound of 16 · Lost to Sergio Roitman
- Q🇨🇴Alejandro FallaRound of 32 · Lost to Marcello Craca
- Q🇮🇹Daniele GiorginiRound of 32 · Lost to Sergio Roitman
- Q🇦🇷Diego AlvarezRound of 32 · Lost to Yuri Schukin
- 🇦🇷Diego MoyanoRound of 32 · Lost to Federico Browne
- 🇫🇷Jerome HaehnelRound of 32 · Lost to Stan Wawrinka
- WC🇪🇸Jose Imaz RuizRound of 32 · Lost to Gianluca Luddi
- Q🇨🇱Juan Felipe YanezRound of 32 · Lost to Alex Calatrava
- 🇫🇷Julien JeanpierreRound of 32 · Lost to Ignacio Hirigoyen
- LL🇦🇹Marko NeunteiblRound of 32 · Lost to Simone Vagnozzi
- 🇨🇿Martin StepanekRound of 32 · Lost to Martin Vassallo Arguello
- 🇪🇸Nicolas AlmagroRound of 32 · Lost to Tomas Tenconi
- 🇫🇷Olivier PatienceRound of 32 · Lost to Potito Starace
- WC🇭🇷Stefano VukovRound of 32 · Lost to Marc Lopez
- 🇫🇮Timo NieminenRound of 32 · Lost to Mariano Delfino
- 🇫🇷Xavier PujoRound of 32 · Lost to Salvador Navarro